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Keywords:

  1. 100 Clever Crosswords , by Thomas Joseph (Paperback, 31 December, 1998)
  2. 100 Crossword Sudoku Puzzles , by Peter Greene (Paperback, November, 2005)
  3. 100 Cunning Crosswords , by Thomas Joseph (Paperback, 2001)
  4. 100 Puzzles, Clues, Maps, Tantalizing Tales, and Stories of Real Treasure , by Michael Stadther (Paperback, 10 May, 2005)
  5. 100 Samurai Sudoku Puzzles , by Peter Greene (Paperback, December, 2005)
  6. 1000 Play Thinks : Puzzles, Paradoxes, Illusions & Games , by Ian Stewart , Ivan Moscovich (Plastic Comb, 01 October, 2001)
  7. 1001 Sudoku : A Huge Collection of the 21st Century's Hottest Puzzle , by Puzzler Media (Paperback, 28 February, 2006)
  8. 101 Crossword Puzzles For Dummies, Volume 1 , by Michelle Arnot (Paperback, 1998)
  9. 101 Puzzles in Thought and Logic (Math & Logic Puzzles) , by C. R. Wylie (Paperback, 01 June, 1957)
  10. 101 Questions on How to Play Chess (Dover Game & Puzzle Activity Books) , by Fred Wilson (Paperback, 17 January, 1995)
  11. 200 Difficult Sudoku Puzzles , by Peter Greene (Paperback, 30 July, 2005)
  12. 200 Word Puzzles (Boost Your Brainpower) , by Philip Carter , Ken Russell (Paperback, July, 2003)
  13. 3-D Mazes , by Philippe Mignon (Paperback, 2002)
  14. 30 Second Mysteries , by Bob Moog (Paperback, 2003)
  15. 365 Celebrity Crypto-Quotes , by Trip Payne (Spiral-bound, 1998)
  16. 365 Mind-Challenging Cryptograms , by Trip Payne (Paperback, 2001)
  17. 400 IQ Puzzles (Boost Your Brainpower) , by Philip Carter , Ken Russell (Paperback, December, 2003)
  18. 7 Games and Puzzles Books : Mazes, Search-A-Words, Solv-A-Crime Puzzles, Hidden Pictures, Crosswords, Spot-The-Difference Picture Puzzles, Sports Mazes , by Dover Publications Inc (Paperback, October, 1996)
  19. A Trip to Mars Maze , by Dave Phillips (Paperback, 1999)
  20. Absolute Sudoku , by Masha Zager (Paperback, 10 February, 2006)
  21. Advanced Sudoku , by Puzzler Media (Paperback, 10 October, 2005)
  22. All About the Presidents Search-a-Word Puzzles , by Frank J. D'Agostino (Paperback, 09 December, 1997)
  23. All About the States Search-a-Word Puzzles , by Frank J. D'Agostino (Paperback, 10 January, 1997)
  24. Almost Perfect Crimes : Mini-Mysteries For You To Solve , by Hy Conrad (Paperback, 1995)
  25. Almost Perfect Murders : Mini-Mysteries For You To Solve , by Hy Conrad , Lucy Corvino (Paperback, 1997)
  26. Amazeing Art : Wonders of the Ancient World , by Christopher Berg (Paperback, 02 October, 2001)
  27. Amazing aha! Puzzles , by Lloyd King (Paperback, 28 October, 2004)
  28. Amazing Logic Puzzles , by Norman Willis (Paperback, 1994)
  29. Amazing Math Magic , by Oliver Ho (Hardcover, 2001)
  30. Amusements in Mathematics , by Henry E. Dudeney (Paperback, 01 June, 1958)
  31. Animal Friends Activity Book , by Janet Sacks (Paperback, 1998)
  32. Animal Friends Puzzle Book , by Janet Sacks (Paperback, 1998)
  33. Animal Jumble : Word Play from the Wild , by Tribune Media Services , Cheryl Leonhardt (Paperback, 1997)
  34. Animal Origami for the Enthusiast : Step-by-Step Instructions in Over 900 Diagrams/25 Original Models (Origami) , by John Montroll (Paperback, 01 March, 1985)
  35. Are You as Smart as You Think? : 150 Original Mathematical, Logical, and Spatial-Visual Puzzles for All Levels of Puzzle Solvers , by Terry Stickels , Will Shortz (Hardcover, 16 March, 2000)
  36. Are You Smart, or What? A Bizarre Book of Games & Fun for Everyone , by Pasqual J. Battaglia (Paperback, 27 July, 2001)
  37. Armchair Puzzlers : Cryptograms : Sink Back and Solve Away! (Armchair Puzzlers) , by Maria Llull (Paperback, 10 July, 2004)
  38. Art of Hand Shadows , by Albert Almoznino (Paperback, 04 January, 2002)
  39. Art Puzzles By Number , by Kathy Weaver (Paperback, 01 May, 2001)
  40. Astounding Acrostic Puzzles (Mensa) , by Anne Brown (Spiral-bound, 01 October, 2005)
  41. Awesome Word Search Puzzles for Kids (Mensa) , by Mark Danna (Paperback, 03 September, 2003)
  42. Baffling Mazes , by Lee Daniel Quinn (Paperback, 1995)
  43. Baffling Whodunit Puzzles : Dr. Quicksolve Mini-Mysteries , by Jim Sukach (Paperback, 1997)
  44. Baker Street Puzzles , by Tom Bullimore (Paperback, 1994)
  45. Be a Codebreaker , by Gerald Jenkins , Anne Wild (Paperback, 1997)
  46. Best of Puzzlemania Mazes (Best of Puzzlemania Mazes) , by Jeffrey A. O'Hare (Paperback, January, 2001)
  47. Bewildering Mazes , by Lee Daniel Quinn (Paperback, 1993)
  48. Bible Activities , by Barbour Bargain Books (Paperback, 1998)
  49. Bible Activities for Everyone , by Betty De Vries , Mary Currier (Paperback, 1999)
  50. Bible Crosswords for Kids , by Barbour Bargain Books (Paperback, 1998)
  51. Bible Quotations Crossword Puzzles , by Boris Randolph (Paperback, 03 May, 2002)
  52. Big Book of TV Guide Crosswords : Test Your TV IQ Qith More Than 250 Great Puzzles from TV Guide! , by TV Guide Editors (Paperback, 27 January, 1993)
  53. Black Belt Sudoku (Martial Arts Sudoku) , by Michael Rios (Paperback, 28 September, 2005)
  54. Blast from the Past , by Bob Moog , Spinner Books (Paperback, 2003)
  55. Boggle Brainbusters , by Triumph Books (Paperback, 30 August, 2004)
  56. Book of Curious and Interesting Puzzles , by David Wells (Paperback, 05 January, 2006)
  57. Book of Puzzles & Brain Teasers , by Reader's Digest editors (Paperback, 31 January, 2005)
  58. Boredom Blasters , by Susan Todd , David Vordtriede (Paperback, 2000)
  59. Brain-Boosting Visual Logic Puzzles , by Heather Dickson , David King , Anna Claybourne (Hardcover, 2000)
  60. Brain-Flexing IQ Tests , by Fraser Simpson (Paperback, 2002)
  61. Brain Bafflers , by Robert Steinwachs , Myron Miller (Paperback, 31 December, 1993)
  62. Brain Busters! Mind-Stretching Puzzles in Math and Logic , by Barry R. Clarke (Paperback, 06 September, 2003)
  63. Brain Teasers And Mind Benders , by Ben Hamilton (Paperback, 1992)
  64. Brain Twisters from the First World Puzzle Championships , by Will Shortz (Paperback, 1993)
  65. Brainstrains : Brainsnack Puzzles , by Peter De Schepper , Frank Coussement (Hardcover, 2002)
  66. Brainstrains : Sneaky Lateral Thinking Puzzles , by Paul Sloane , Des MacHale (Hardcover, 2002)
  67. BrainStrains Power Puzzles : 240 Mind-Blowing Challenges , by Paul Sloane , Peter De Schepper , Frank Coussement , Norman Willis , Des MacHale , Keith Kay (Paperback, 2003)
  68. Bridge Puzzles for Children , by David H. Levin (Paperback, March, 2004)
  69. British Jig-Saw Puzzles of the 20th Century , by Tom R. Tyler (Hardcover, 1998)
  70. Brown Belt Sudoku (Martial Arts Sudoku) , by Michael Rios (Paperback, 28 September, 2005)
  71. C D C (Sunburst Book) , by William Steig (Paperback, 01 September, 1986)
  72. Can You Believe Your Eyes? Over 250 Illusions and Other Visual Oddities , by Block (Hardcover, 01 June, 1989)
  73. Card Games Around the World (Dover Books on Magic) , by Sid Sackson (Paperback, 22 June, 1994)
  74. CDB! , by William Steig (Hardcover, 01 May, 2000)
  75. Celtic Mazes , by Dave Phillips (Paperback, 1998)
  76. Challenging Critical Thinking Puzzles , by Michael A. DiSpezio , Myron Miller (Paperback, 30 June, 1998)
  77. Challenging Cryptograms , by Helen Nash (Paperback, 1994)
  78. Challenging False Logic Puzzles , by Norman Willis (Paperback, 1997)
  79. Challenging Lateral Thinking Puzzles , by Paul Sloane , Des MacHale , Myron Miller (Paperback, 30 June, 1993)
  80. Challenging Logic Puzzles (Mensa) , by Barry R. Clarke (Paperback, 28 September, 2003)
  81. Challenging Math Puzzles , by Glen Vecchione , Nina Zottoli (Paperback, 1998)
  82. Challenging Mathematical Teasers , by James Alston Hope Hunter (Paperback, 1980)
  83. Challenging Optical Picture Puzzles , by Irit Adler , Shem Levy (Paperback, 1996)
  84. Challenging Puzzles for Word Fanatics (Mensa) , by George Bredehorn (Paperback, 30 June, 2001)
  85. Challenging Puzzles in Logic , by Roger Huffor , Roger Hufford (Paperback, 1983)
  86. Challenging Science Puzzles , by Erwin Brecher , Mike Gerrard (Paperback, 1997)
  87. Challenging Whodunit Puzzles : Dr. Quicksolve's Mini-Mysteries , by Jim Sukach (Paperback, 1998)
  88. Chemistry Puzzles and Games , by Susan M. Adams (Paperback, 31 July, 2002)
  89. Chess Exam And Training Guide : Rate Yourself And Learn How To Improve , by Igor Khmelnitsky (Paperback, 30 September, 2004)
  90. Chinese Brain Twisters : Fast, Fun Puzzles That Help Children Develop Quick Minds , by Baifang (Paperback, 1994)
  91. Classic Brainteasers , by Martin Gardner , Jeff Sinclair (Paperback, 31 December, 1995)
  92. Clever Cryptograms , by Louise B. Moll , Jim Sharpe (Paperback, 31 December, 1994)
  93. Clever Lateral Thinking Puzzles , by Edward Harshman (Paperback, 1997)
  94. Clip Clue Puzzles , by Evelyn B. Christensen , Joan Gideon , Evelyn Christenson (Paperback, 1997)
  95. Clue Mysteries : 15 Whodunits to Solve in Minutes , by Vicki Cameron (Paperback, February, 2003)
  96. Codes, Ciphers and Secret Writing (Test Your Code Breaking Skills) , by Martin Gardner (Paperback, 01 October, 1984)
  97. Colorful Lateral Thinking Puzzles , by Paul Sloane , Des MacHale (Paperback, 28 May, 2004)
  98. Crime and Puzzlement 3 : 24 Solve Them Yourself Picture Mysteries , by Lawrence Treat , Paul Karasik (Paperback, August, 1988)
  99. Crime Scene Whodunits : Dr. Quicksolve Mini-Mysteries , by Jim Sukach (Hardcover, 2003)
  100. Crime Scene Whodunits : Dr. Quicksolve Mini-Mysteries , by Jim Sukach (Paperback, 28 May, 2004)
  101. Critical Thinking Puzzles , by Michael DiSpezio (Paperback, 1996)
  102. Crossword Puzzle Challenges for Dummies , by Patrick Berry (Paperback, 26 March, 2004)
  103. Crossword Puzzles for Dummies , by Michelle Arnot (Paperback, 11 February, 1998)
  104. Crossword Puzzles in Large Type #25 , by Charles Preston (Paperback, 06 February, 2001)
  105. Crosswrod Puzzle for the Connoisseur , by Charles Preston (Paperback, 10 April, 2001)
  106. Cryptanalysis , by Helen F. Gaines (Paperback, 01 April, 1989)
  107. Cryptic Puzzle Book , by E. R. Galli , Richard Maltby (Spiral-bound, September, 1992)
  108. Cryptogram-a-Day Book , by Louise B. Moll (Paperback, 31 December, 1996)
  109. Cryptograms and Spygrams (Test Your Code Breaking Skills) , by Norma Gleason (Paperback, 01 July, 1981)
  110. Cryptograms to Keep You Sharp , by Olivia Carlton (Spiral-bound, 28 August, 2002)
  111. Cryptography : The Science of Secret Writing , by Laurence D. Smith (Paperback, 01 June, 1955)
  112. Design Your Own Coat of Arms : An Introduction to Heraldry , by Rosemary A. Chorzempa (Paperback, 01 July, 1987)
  113. Devious Mind-Bending Puzzles : Official American Mensa Puzzle Book , by Terry Stickels (Paperback, 2002)
  114. Do You Sudoku Book for Kids , by Bob Moog (Paperback, 28 March, 2006)
  115. Dr. Broth and Ollie's Brain-Boggling Search for the Lost Luggage : Across Time and Space in 80 Puzzles , by Michael Abrams (Paperback, 2000)
  116. Dr. Ecco's Cyberpuzzles : 36 Puzzles for Hackers and Other Mathematical Detectives , by Dennis Elliott Shasha (Hardcover, 15 July, 2002)
  117. Easy French Crossword Puzzles , by R. De Sales (Paperback, 11 January, 1984)
  118. Easy French Grammar Puzzles , by Raoul de Roussey de Sales , R. De Sales Roussy (Paperback, 1986)
  119. Easy Math Puzzles , by David A. Adler , Cynthia Fisher (School & Library Binding, 1997)
  120. Easy Origami (Origami) , by John Montroll (Paperback, 05 October, 1992)
  121. Easy Search-a-Word Puzzles (Dover Little Activity Books) , by Anna Pomaska , Suzanne Ross (Paperback, 01 April, 1991)
  122. Easy Sudoku for Everyone , by Carol Vorderman (Paperback, 15 November, 2005)
  123. Entertaining Mathematical Puzzles , by Martin Gardner (Paperback, 01 October, 1986)
  124. Entertaining Mathematical Teasers and How to Solve Them , by J.A.H. Hunter , Hunter J a H (Paperback, 1983)
  125. Envelopes : A Puzzling Journey Through the Royal Mail , by Harriet Russell (Hardcover, 01 November, 2005)
  126. Everything Cryptograms Book : Fun And Imaginative Puzzles For The Avid Decoder (Everything : Sports and Hobbies) , by Nikki Katz (Paperback, July, 2005)
  127. Exercises for the Whole Brain : Neuron-Builders to Stimulate and Entertain Your Visual, Math and Executive-Planning Skills (Brain Waves Books) (Brain Waves Books) (Brain Waves Books) , by Allen D. Bragdon , David Gamon (Paperback, 01 September, 2004)
  128. Extreme Animals Dot-to-Dot , by Ellen Jackson , Richard Salvucci (Paperback, 2001)
  129. Extreme Sudoku , by Carol Vorderman (Paperback, 12 January, 2006)
  130. Extreme Sudoku , by John Pazzelli (Paperback, 24 March, 2006)
  131. False Logic Puzzles , by Norman Willis (Paperback, 1997)
  132. Fantastic Book of Logic Puzzles , by Muriel Mandell , Elise Chanowitz (Paperback, 15 March, 1986)
  133. Fantastic Book Of Math Puzzles , by Jim Sharpe , Margaret Edmiston (Paperback, 1998)
  134. Fantastic Crosswords to Keep You Sharp (AARP) (AARP) , by Charles Preston (Paperback, 01 October, 2005)
  135. Fascinating Mazes , by Robert Schenk (Paperback, 1994)
  136. Fascinating String Figures (Master String Figures) , by International String Figure Association (Paperback, 14 January, 1999)
  137. Father Lee's Opera Quiz Book , by M. Owen Lee (Paperback, 2000)
  138. Favorite Board Games You Can Make and Play , by Asterie Baker Provenzo , Eugene F. Provenzo (Paperback, 01 September, 1990)
  139. Fire Engine Inside-Outside Puzzle (Inside-Outside Puzzles, 2000) , by Straight Edge Press (Unknown Binding, 1999)
  140. Five-Minute Crimebusters : Clever Mini-Mysteries , by Stan Smith , Kathleen O'Malley (Paperback, 2000)
  141. Five-Minute Mini-Mysteries , by Stan Smith (Paperback, 2003)
  142. Five-Minute Whodunits , by Stan Smith , Lucy Corvino (Paperback, 30 June, 1997)
  143. Five Star Mind , by Tom Wujec (Paperback, 01 July, 1995)
  144. Florida Puzzle Book , by Donna Lugg Pape , Virginia Mueller , Donna Lugg Pope (Paperback, 1996)
  145. French Word Games and Puzzles , by Sister Chantal (Paperback, 1995)
  146. Fun In The Sun With Jumble BrainBusters : The Ultimate In Sizzling Puzzle Fun! (Jumble Brainbusters) , by David L. Hoyt , Russell L. Hoyt (Paperback, 30 March, 2005)
  147. Fun with Hand Shadows (Dover Game and Puzzle Activity Books) , by Frank Jacobs , Henry Bursill (Paperback, 12 September, 1996)
  148. Fun with Origami : 17 Easy-to-Do Projects and 24 Sheets of Origami Paper (Origami) , by Harry Carmozin Helfman (Paperback, 01 April, 1991)
  149. Fun with String (Master String Figures) , by Joseph Leeming (Paperback, 01 June, 1974)
  150. Fun with String Figures , by W. W. Rouse Ball (Paperback, 01 June, 1971)
  151. Fun with Tangrams Kit (Entertain with Mind-Boggling Puzzles Big Books for Hours of) , by Susan Johnston (Paperback, 01 June, 1977)
  152. Fundrum My Conundrum : A Book of Riddles , by Raymond Epstein , Benjamin Kovler , Gail Kovler , Shelly Kovler (Spiral-bound, 04 January, 1994)
  153. Funny Cryptograms , by Shawn Kennedy (Paperback, 28 May, 2003)
  154. Funtime Family Puzzles , by Helene Hovanec (Spiral-bound, 18 March, 2003)
  155. Games Magazine's World Cryptic Crosswords (Other) , by Mike Shenk (Paperback, 10 March, 1992)
  156. Games Magazine Big Book of Games II : 10 Great Years! , by Ronnie Shushan (Paperback, 10 January, 1988)
  157. Games Magazine Presents : Best Pencil Puzzles, Volume 2 : Volume 2 (Other) , by Game Magazine (Paperback, 19 December, 1995)
  158. Games Magazine Presents Best Pencil Puzzles (Other) , by Will Shortz (Paperback, 03 November, 1992)
  159. Games Magazine Presents Paint by Numbers (Other) , by Tetsuya Nishio , Puzzler Magazine (Paperback, 06 September, 1994)
  160. Games Magazine Presents Will Shortz's Best Brain Busters (Other) , by Will Shortz (Paperback, 17 September, 1991)
  161. Games Magazine The Book of Sense and Nonsense Puzzles , by Ronnie Shushan (Paperback, 11 January, 1985)
  162. Games With Pencil and Paper , by Eric Solomon (Paperback, 1994)
  163. Generous Jumble , by Tribune Media Services , Tribune Media Services (Paperback, 01 September, 2000)
  164. Giant Book of Dot-to-Dot (Giant Books Series) , by Monica Russo (Paperback, 28 March, 2003)
  165. Giant Book of Pencil Puzzles , by Peter Gordon , Mike Shenk , Mayme Allen , Janine Kelsch , Mark Danna , Jim Sukach , Toni Lynn Cloutier (Paperback, 01 July, 2003)
  166. Giant Book of Word Search Puzzles (Giant Book Series) , by Main Street (Paperback, 28 March, 2003)
  167. Giant Jumble : Another Big Book for Big Fans , by Tribune Media Services (Paperback, August, 1999)
  168. Gimnasia mental : El juego como elemento de dearrollo , by Jorge Batllori Aguila , Roberto Navarro Gonzalez , J. Batllori (Paperback, 02 April, 2002)
  169. Godoku : 200 Fun and Challenging Sudoku-style Puzzles with Letters! , by James Snodgrass (Paperback, 14 February, 2006)
  170. Grand Master Sudoku 1 , by Wayne Gould (Paperback, 01 November, 2005)
  171. Grand Master Sudoku 2 , by Wayne Gould (Paperback, 27 December, 2005)
  172. Grand Master Ultimate Sudoku , by Wayne Gould (Paperback, 08 November, 2005)
  173. Great Book Of Whodunit Puzzles : Mini-Mysteries For You To Solve , by Falcon Travis (Paperback, 30 June, 1993)
  174. Great Critical Thinking Puzzles , by Michael DiSpezio (Paperback, 1997)
  175. Great Explorer Mazes , by Roger Moreau (Paperback, 1997)
  176. Great Lateral Thinking Puzzles , by Paul Sloane , Des MacHale (Paperback, 30 June, 1994)
  177. Great Rebus Puzzles , by Steve Ryan (Paperback, 1999)
  178. Green Belt Sudoku (Martial Arts Sudoku) , by Michael Rios (Paperback, 28 September, 2005)
  179. Henry Hook's Cryptic Crosswords , by Henry Hook (Paperback, 1999)
  180. Henry Hook's Film-In-The-Blanks Crosswords , by Random House , Henry Hook (Paperback, 12 November, 2002)
  181. Hidden Picture Challenge (Take a Hidden Picture Challenge) , by Stephen Stanley (Paperback, 20 March, 2000)
  182. Hidden Word Sudoku : The Last Word in Sudoku Puzzles , by Robin Wilson (Paperback, 28 May, 2006)
  183. Higher Sudoku : New Challenging Variations from Japan , by Tetsuya Nishio (Paperback, 16 May, 2006)
  184. Historical Whodunits , by Hy Conrad , Julie Collins Rousseau (Paperback, 28 November, 2005)
  185. How to Become a Ventriloquist (Try Your Hand at Ventriloquism) , by Edgar Bergen (Paperback, 17 March, 2000)
  186. How to Compile and Sell Crosswords and Other Puzzles , by Graham R. Stevenson (Paperback, 01 August, 1997)
  187. How to Make Origami Airplanes That Fly (Origami) , by Gery Hsu (Paperback, 23 November, 1992)
  188. How to Solve Sudoku : A Step-by-Step Guide (52 Brilliant Ideas) , by Robin Wilson (Paperback, 30 June, 2005)
  189. Humorous Crosswords , by Cathy Millhauser (Paperback, 2003)
  190. Humorous Cryptograms , by Helen Nash , Dorothy Masterson (Paperback, 31 December, 1995)
  191. I Spy Funny Teeth , by Jean Marzollo (Paperback, 2003)
  192. I Spy Ultimate Challenger , by Jean Marzollo (Hardcover, 2003)
  193. Images 4 : The Ultimate Coloring Experience , by Roger Burrows (Paperback, February, 2000)
  194. Impossible Su Doku , by BradyGames (Paperback, 11 November, 2005)
  195. Improve Your IQ : Over 500 Mind-Bending Puzzles , by Deborah Hercun (Hardcover, 2002)
  196. Improve Your Lateral Thinking : Puzzles To Challenge Your Mind , by Paul Sloane , Des MacHale (Paperback, 1995)
  197. Increase Your Puzzle IQ : Tips and Tricks for Building Your Logic Power , by Marcel Danesi (Paperback, 28 March, 1997)
  198. Indiana Crosswords : Crosswords, Wordfinds and Games , by H. W. Kondras (Paperback, 10 April, 2003)
  199. International Mathematical Olympiad : 1959 - 1999 , by Istvan Reiman , Janos Pataki , Andras Stipsitz (Hardcover, July, 2002)
  200. Intriguing Lateral Thinking Puzzles , by Paul Sloane , Des MacHale , Myron Miller (Paperback, 30 June, 1996)
  201. Intriguing Puzzles in Math and Logic , by Stephen Barr (Paperback, 1995)
  202. IQ Challenge , by Joe Cameron (Hardcover, 2002)
  203. IQ Mindbenders : A Fantastic Collection of Over 500 Mind-Bending Puzzles , by Joe Cameron (Paperback, 08 August, 2003)
  204. IQ Puzzles : A Collection of Over 500 Mind-Benders & Brain-Teasers , by Joe Cameron (Paperback, 08 August, 2003)
  205. IQ Tests to Keep You Sharp , by Philip Carter , Kenneth Russell (Paperback, 2002)
  206. It's Happy Bunny Does Su Doku , by Jim Benton , Rafael Sirkis (Paperback, 01 March, 2006)
  207. Jammin' Jumble : Puzzle Fun for Everyone (Jumble (Triumph Books)) , by Henri Arnold , Bob Lee , Mike Argirion (Paperback, 30 April, 2006)
  208. Java Puzzlers : Traps, Pitfalls, and Corner Cases , by Joshua Bloch , Neal Gafter (Paperback, 24 June, 2005)
  209. Jumble at Work : Daily Grind Brainteasers , by Tribune Media Services (Paperback, 1996)
  210. Jumble Brain Busters Junior : Beginner Puzzles , by Tribune Media Services , David L. Hoyt , Russell L. Hoyt (Paperback, 2001)
  211. Jumble Brain Busters! : A Workout for Your Mind , by David L. Hoyt , Russell L. Hoyt , Tribune Media Services (Paperback, 2001)
  212. Jumble Brainbusters : Dare to Jumble (Jumble Brain Busters) , by Tribune Media Services (Paperback, April, 2003)
  213. Jumble Brainbusters IV : The Adventure Continues , by Tribune Media Services (Paperback, 2002)
  214. Jumble Crosswords : A New Twist on an Old Favorite , by Tribune Media Services (Paperback, August, 1999)
  215. Jumble Fever : Catch the Jumble Bug! , by Henri Arnold , Bob Lee , Mike Argiron (Paperback, November, 2003)
  216. Jumble Fun : Puzzling Fun for Everyone , by Tribune Media Services , Henri Arnold , Mike Argirion , Bob Lee , Tribune Media Services (Paperback, 01 March, 2000)
  217. Jumble Jubilee : A Party of Puzzles , by Tribune Media Services (Paperback, September, 1997)
  218. Jumble Junction : Where Wit and Wordplay Meet , by Tribune Media Services , Tribune Media Services (Paperback, 01 March, 2000)
  219. Jumble Madness : Crazy for Jumbles (Jumble Series) , by Tribune Media Services (Paperback, May, 2001)
  220. Jumble See & Search , by Tribune Media Services , David L. Hoyt , Jeff Knurek (Paperback, 2003)
  221. Jumble Surprise : Over a Hundred Magical Puzzles Inside! , by Tribune Media Services , Henri Arnold , Bob Lee , Mike Argirion (Paperback, May, 1999)
  222. Jumbo Crosswords Challenge : A New Adventure in Puzzling , by David L. Hoyt , William Gildea (Paperback, 01 May, 2001)
  223. Jumbo Sudoku , by Michael Mepham (Paperback, 03 January, 2006)
  224. Jumbo Sudoku 2 , by Michael Mepham (Paperback, 04 April, 2006)
  225. Junior Su Doku (Sudoku) , by Newmarket Press (Paperback, 01 September, 2005)
  226. Just Gaming (Theory and History of Literature, Vol 20) , by Jean Francois Lyotard , Jean-Loup Thebaud , Brian Massumi , Samuel Weber (Paperback, 1985)
  227. Just How Smart Are You? : 150 Original Mathematical, Logical, and Spatial-Visual Puzzles for All Levels of Puzzle Solvers , by Terry Stickels (Hardcover, 2002)
  228. Kakuro : 200 Sudoku-like Puzzles with a Twist , by Johnny Wong (Paperback, 02 May, 2006)
  229. Kakuro : Book 3 , by Editors of Virgin Books (Paperback, 07 March, 2006)
  230. Kakuro 1 : Beyond Sudoku - The Ultimate Cross Sums Challenge , by Dan Lindop , Andy Johnston (Paperback, 28 March, 2006)
  231. Kakuro For Dummies (For Dummies) , by Andrew Heron (Paperback, 17 January, 2006)
  232. Kakuro Mania : The Latest Puzzle Craze from the Makers of Sudoku , by Puzzler Media (Paperback, 10 January, 2006)
  233. Kakuro Presented by Will Shortz : 100 Addictive Logic Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 21 February, 2006)
  234. Killer Sudoku : 101 Puzzles , by D. J. Ape (Paperback, 28 July, 2006)
  235. Killer Sudoku 1 : The Deadly New Dimension , by Collins UK Staff (Paperback, 24 January, 2006)
  236. Knock Knock Jokes (Dover Game and Puzzle Activity Books) , by Victoria Fremont , Larry Daste , Honigsbaum (Paperback, 1998)
  237. Labyrinths : Can You Escape from the 26 Letters of the Alphabet? : Maybe...but First You'll Have to Find Your Way In! , by Philippe Mignon (Hardcover, 2002)
  238. Lair of the Sphinx , by Matt Mayfield , Darryl See (Paperback, 20 May, 1999)
  239. Language Lover's Puzzle Book , by George Bredehorn (Paperback, 2001)
  240. Large Print Cryptograms , by Trip Payne , Shawn Kennedy (Spiral-bound, 28 May, 2004)
  241. Large Print Pencil Puzzles , by George Bredehorn (Spiral-bound, 28 May, 2004)
  242. Lateral Logic Puzzles , by Erwin Brecher (Paperback, 1994)
  243. Lateral Thinking Puzzlers , by Paul Sloane , Myron Miller (Paperback, 30 June, 1992)
  244. Leonardo's Mirror & Other Puzzles (Mastermind Collection) , by Ivan Moscovich (Paperback, 01 November, 2004)
  245. Lewis Carroll's Games and Puzzles , by Lewis Carroll , Edward Wakeling (Paperback, 27 March, 1992)
  246. Logic Puzzles to Bend Your Brain , by Kurt Smith (Paperback, 28 October, 2001)
  247. Los Angeles Times Crosswords 1 : 72 Puzzles from the Daily Paper , by Rich Norris (Paperback, 2003)
  248. Los Angeles Times Crosswords 2 : 72 Puzzles from the Daily Paper , by Rich Norris (Paperback, 2003)
  249. Los Angeles Times Crosswords 3 : 72 Puzzles from the Daily Paper , by Rich Norris (Paperback, 28 April, 2003)
  250. Los Angeles Times Crosswords 4 : 72 Puzzles from the Daily Paper , by Rich Norris (Paperback, 2003)
  251. Los Angeles Times Crosswords 6 : 72 Puzzles from the Daily Paper (Los Angeles Times Crosswords) , by Rich Norris (Spiral-bound, 28 August, 2003)
  252. Los Angeles Times Sunday Crossword Omnibus, Vol. 3 , by Sylvia Bursztyn , Barry Tunick (Paperback, 08 August, 2000)
  253. Los Angeles Times Sunday Crossword Puzzles, Vol. 19 , by Sylvia Bursztyn , Barry Tunick (Paperback, 11 July, 2000)
  254. Mad Amadeus Sued a Madam , by Allan Miller , Lee Lorenz , Roger Angell (Paperback, 1997)
  255. Made You Laugh : Kooky Cryptograms : Puzzles So Fun You'll Pee Your Pants! (Made You Laugh) , by Maria Llull (Paperback, 10 October, 2004)
  256. Magic Cubes : New Recreations , by Jacoby Oswald , William Benson , Oswald Jacoby (Paperback, 1982)
  257. Magic Eye, Vol. 3 , by N.E. Thing Enterprises , Magic Eye Inc. (Hardcover, 01 September, 1994)
  258. Mah Jong for Beginners (Books to Span the East and West) , by Shozo Kanai , Margaret Farrell (Hardcover, June, 1983)
  259. Massive Sudoku , by Carol Vorderman (Paperback, 25 October, 2005)
  260. Master Sudoku : Step-by-Step Instructions for Players at All Levels , by Carol Vorderman (Paperback, 13 September, 2005)
  261. Mastering Kakuro , by Timothy E. Parker (Paperback, 19 January, 2006)
  262. Match-Up Mazes , by Lee Daniel Quinn (Paperback, 1996)
  263. Math and Logic Puzzles for PC Enthusiasts , by J. J. Clessa (Paperback, 1996)
  264. Math Crossword Puzzles , by Anne Alcott (Paperback, 1995)
  265. Math Logic Puzzles , by Kurt Smith (Paperback, 1996)
  266. Math Puzzles for the Clever Mind , by Derrick Niederman (Paperback, 2001)
  267. Mathamazing , by Raymond Blum (Paperback, 28 August, 2002)
  268. Mathemania , by Jeff Sinclair , Raymond Blum (Hardcover, 2001)
  269. Mathematical Bafflers , by Angela Dunn (Paperback, 01 May, 1980)
  270. Mathematical Brain Benders , by Stephen Barr (Paperback, 01 May, 1982)
  271. Mathematical Brain Teasers , by J. A. H. Hunter (Paperback, 1976)
  272. Mathematical Puzzles (Math & Logic Puzzles) , by Martin Gardner (Paperback, 01 June, 1959)
  273. Mathematical Recreations and Essays (Dover Books on Mathematical and Word Recreations) , by W. W. Rouse Ball , H. S. M. Coxeter (Paperback, 01 May, 1987)
  274. Mathematical Recreations of Lewis Carroll : Pillow Problems and a Tangled Tale , by Lewis Carroll (Paperback, 01 June, 1958)
  275. Mathematics and Chess : 110 Entertaining Problems and Solutions , by Miodrag Petkovic (Paperback, 1997)
  276. Mathematics, Magic and Mystery (Cards, Coins, and Other Magic) , by Martin Gardner (Paperback, 01 June, 1956)
  277. Maze : A Riddle In Words and Pictures , by Christopher Manson (Paperback, 15 November, 1985)
  278. Maze Craze : 46 Puzzles , by Albrecht Zipfel (Paperback, 1994)
  279. Maze Fun (Dover Game and Puzzle Activity Books) , by Mike Artell (Paperback, 03 October, 1995)
  280. Mazes and Labyrinths , by W. H. Matthews (Paperback, 01 June, 1970)
  281. Mensa 75 Color Puzzles , by Chronicle Books (Misc. Supplies, 2002)
  282. Mensa 75 More Word Puzzles , by Chronicle Books (Hardcover, 2002)
  283. Mensa Challenge Your Brain Math & Logic Puzzles (Mensa) , by Dave Tuller , Michael Rios (Spiral-bound, 01 October, 2005)
  284. Mensa Exercise Your Mind Math & Logic Puzzles (Mensa) , by Dave Tuller , Michael Rios (Paperback, 01 November, 2005)
  285. Mensa for Kids : 75 Super Word Puzzles , by Chronicle Books (Misc. Supplies, 2002)
  286. Mensa Guide to Solving Sudoku : Hundreds of Puzzles Plus Techniques to Help You Crack Them All (Mensa) , by Peter Gordon , Frank Longo (Paperback, 28 August, 2006)
  287. Mensa Know Yourself , by Andrews McMeel (Hardcover, 28 October, 2002)
  288. Mensa Logic Puzzles , by Mensa Publications (Hardcover, 2000)
  289. Mensa Mighty Mind Benders : 75 Number Puzzles , by Chronicle Books (Cards, 1999)
  290. Mensa Mind Busters , by Ken Russell , John Bremner , Phillip Carter , Philip J. Carter (Paperback, 2002)
  291. Mensa Mind Workout , by Andrews McMeel (Hardcover, 28 October, 2002)
  292. Mensa Number Puzzles , by Andrews McMeel (Hardcover, 28 October, 2002)
  293. Mensa Riddles & Condundrums , by Mensa Publications (Misc. Supplies, 2000)
  294. Mensa Sudoku (Mensa) , by Michael Rios (Paperback, 28 October, 2005)
  295. Mental Fitness Puzzles : A Lateral Thinking Approach , by Kyle Hendrickson , Julie Hendrickson , Matt Kenneke , Danny Hendrickson (Paperback, 1998)
  296. Merlin's Puzzle Pastimes , by Charles Barry Townsend (Paperback, 1986)
  297. Mesmerizing Mind-Bending Puzzles : Official American Mensa Puzzle Book , by Terry Stickels (Paperback, 2002)
  298. Mighty Mini Word Puzzles , by Gary Disch (Paperback, 2001)
  299. Mike Massey's World of Trick Shots , by Mike Massey , Phil Capelle (Paperback, 01 December, 2003)
  300. Mind-Bending Maze Puzzles , by Lagoon Books (Hardcover, 1999)
  301. Mind-Boggling Mazes : Forty Graphic and Three-D Labyrinths , by Dave Phillips (Paperback, 1979)
  302. Mind-Sharpening Pixel Puzzles : Visual Challenges for the Logical Mind , by Conceptis (Spiral-bound, 2001)
  303. Mind Bafflers , by George Summers (Paperback, 1998)
  304. Mind Workout Puzzles , by Terry Stickels (Paperback, 2001)
  305. Mirrors and Holographic Labyrinths , by Laura P. Zuntini De Izarra (Hardcover, 11 October, 2000)
  306. Monster Book of Japanese Puzzles , by Michael Mepham (Paperback, 10 March, 2006)
  307. Monster Sudoku , by Alastair Chisholm (Paperback, 07 March, 2006)
  308. More Chinese Brain Twisters : 60 Fast, Fun Puzzles That Help Children Develop Quick Minds , by Baifang (Paperback, 09 August, 1999)
  309. More Mathematical Puzzles of Sam Loyd , by Martin Gardner (Paperback, 01 June, 1960)
  310. More Original Sudoku , by Nikoli Publishing (Paperback, 17 May, 2006)
  311. More Original Sudoku for Kids : 100 More of the World's Most Popular Puzzle! , by Puzzler Media (Paperback, 28 November, 2005)
  312. Murder at the Chessboard , by P. T. Houdunitz (Hardcover, 01 April, 2001)
  313. Musical Puzzles of Note , by Victor Sazer , Tony Gleeson (Paperback, 1991)
  314. My Best Mathematical and Logic Puzzles (Math & Logic Puzzles) , by Martin Gardner (Paperback, 01 November, 1994)
  315. My Best Puzzles in Logic and Reasoning , by Hubert C. Phillips (Paperback, 1961)
  316. Mystifying Logic Puzzles , by Norman Willis (Paperback, 1998)
  317. Mystifying Math Puzzles , by Steve Ryan (Paperback, 1996)
  318. Mystifying Mazes , by Dave Phillips (Paperback, 1984)
  319. Nathan Levy's Stories With Holes/Volume Two (Stories with Holes) , by Nathan Levy (Paperback, June, 1990)
  320. Natural Disaster Mazes , by Roger Moreau (Paperback, 1998)
  321. Nearly Impossible Brain Bafflers , by Tim Sole , Rod Marshall (Paperback, 1998)
  322. New American Crossword Puzzle Dictionary (Revised Edition)) , by Philip D. Morehead , Albert H. Morehead , Loy Morehead (Paperback, 06 July, 2004)
  323. New Pencil Pastimes Book of Word Games , by Richard B. Manchester (Paperback, 1998)
  324. New York Crosswords : Crosswords, Wordfinds and More , by Dale Ratermann , H. W. Kondras (Paperback, September, 2005)
  325. New York Post Sudoku 1 : The Official Utterly Addictive Number-Placing Puzzle , by Wayne Gould (Paperback, 16 August, 2005)
  326. New York Post Sudoku 2 : The Official Utterly Addictive Number-Placing Puzzle (New York Post Su Doku) , by Wayne Gould (Paperback, 06 September, 2005)
  327. New York Post Sudoku 3 : The Official Utterly Addictive Number-Placing Puzzle (New York Post Su Doku) , by Wayne Gould (Paperback, 11 October, 2005)
  328. New York Post Super Sudoku, Omnibus Edition , by Wayne Gould (Paperback, 25 October, 2005)
  329. New York Times Toughest Crossword Puzzle , by Will Shortz (Paperback, 1998)
  330. Newsday Daily Crossword Puzzles, Volume 1 (Newsday) , by Stanley Newman (Paperback, 11 April, 2006)
  331. Ninety-Second Brainteasers : Mensa , by Alan Stillson (Paperback, 2003)
  332. Number Enigmas : 100 Challenging Exercises Designed for Maximum Fun and Cognitive Conditioning , by L. B. Lang (Paperback, 2003)
  333. Number Mania : Math Puzzles for Smart Kids , by Edward Godwin (Paperback, 2002)
  334. O'ekaki : Paint By Sudoku , by Kenji Onishi , Tetsuya Nishio (Paperback, 16 May, 2006)
  335. Optical Illusions Calendar 2004 , by Illusionworks , Firefly Books (Calendar, 2003)
  336. Origami from Angelfish to Zen (Origami) , by Peter Engel (Paperback, 18 August, 1994)
  337. Origami Paper : 24 7 x 7 Sheets in 12 Colors (Origami) , by John Montroll (Paperback, 30 October, 1991)
  338. Origami Sea Life (Origami) , by John Montroll , Robert J. Lang (Paperback, 09 July, 1991)
  339. Original Sudoku , by Nikoli Publishing (Paperback, 10 October, 2005)
  340. Original Sudoku for Kids : With Complete Instructions, Hints, 100 Puzzles, and Solutions for the World's Most Popular Puzzle! , by Puzzler Media (Paperback, 28 November, 2005)
  341. Outstanding Lateral Thinking Puzzles , by Paul Sloane , Des MacHale (Paperback, 01 September, 2005)
  342. Palindromes and Anagrams , by Howard W. Bergerson (Paperback, 01 June, 1973)
  343. Penguin Sudoku 2006 : A Year's Supply of Sudokus and Some Nonograms and Cross Sums, the Fiendish New Japanese Puzzles , by David Bodycombe (Paperback, 04 November, 2005)
  344. Perceptual Puzzlers : 100 Challenging Exercises Designed for Maximum Fun and Cognitive Conditioning , by Alison Moore , L. B. Lang (Paperback, 2003)
  345. Perplexing Lateral Thinking Puzzles , by Paul Sloane , Des MacHale (Paperback, 1997)
  346. Perplexing Mazes , by Lee Daniel Quinn (Paperback, 1992)
  347. Perplexing Pixel Puzzles : Visual Challenges for the Logical Mind , by Conceptis (Spiral-bound, 2001)
  348. Perplexing Puzzles and Tantalizing Teasers (Math & Logic Puzzles) , by Martin Gardner (Paperback, 01 May, 1988)
  349. Picture This! Mazes , by Conceptis Puzzles (Paperback, 01 August, 2005)
  350. Pocket Sudoku Presented by Will Shortz, Volume 1 : 150 Fast, Fun Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 01 November, 2005)
  351. Pocket Sudoku Presented by Will Shortz, Volume 3 : 150 Fast, Fun Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 27 December, 2005)
  352. Pocket Sudoku Presented by Will Shortz, Volume 4 : 150 Fast, Fun Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 27 December, 2005)
  353. Pool Simplified, Somewhat , by George Fels (Paperback, 14 August, 2000)
  354. Pot Puzzle Fun Book , by Dana Larsen , Dan Lowehndorf (Paperback, 2000)
  355. Prehistoric Origami (Origami) , by John Montroll (Paperback, 01 July, 1990)
  356. Puzzlers' Tribute : A Feast for the Mind , by David Wolfe , Tom Rodgers (Hardcover, 01 December, 2001)
  357. Puzzles for a Super-Mind Workout , by Paul Sloane , J. Baxter Newgate , Des MacHale , Michael DiSpezio , Trip Payne , Fraser Simpson (Paperback, 2002)
  358. Puzzles for Pleasure , by Barry R. Clarke (Paperback, 1994)
  359. Puzzles For The High IQ , by Lloyd King (Paperback, 1996)
  360. Puzzles, Mazes and Numbers , by Charles Snape , Heather Scott (Hardcover, 1995)
  361. Puzzling Number Mazes , by Lee Daniel Quinn (Paperback, 1994)
  362. Puzzling Optical Illusions (Dover Game and Puzzle Activity Books) , by Tom Crawford , Thomas Crawford (Paperback, 1999)
  363. Quick-To-Solve Brainteasers (Mensa) , by J.J. Mendoza Fernandez (Paperback, 31 December, 1998)
  364. Quicksolve Whodunit Puzzles : Challenging Mini-Mysteries , by Jim Sukach (Paperback, 1996)
  365. Quote Acrostic #8 , by Charles Preston (Paperback, 03 August, 2004)
  366. Random House Crossword Megaomnibus, Volume 1 (RH Crosswords) , by Tony Geiss , United Feature Syndication (Paperback, 22 July, 1997)
  367. Random House Crossword MegaOmnibus, Volume 2 (RH Crosswords) , by United Feature Syndicate (Paperback, 20 April, 1998)
  368. Random House Monster Sunday Crossword Omnibus , by Stanley Newman (Paperback, 1998)
  369. Random House Parent and Child Puzzles , by Helene Hovanec (Paperback, 1995)
  370. Random House Ultrahard Crossword Omnibus , by Stanley Newman (Paperback, 1999)
  371. Recreations in Logic , by D. G. Wells (Paperback, 1980)
  372. Rediscovered Lewis Carroll Puzzles , by Lewis Carroll , Edward Wakeling (Paperback, 22 January, 1996)
  373. Reflection Mazes , by Lee Daniel Quinn (Paperback, 1994)
  374. Ridiculous Knock-Knocks , by Chris Tait , Mark Zahnd (Hardcover, 2001)
  375. Romance Jumble : Puzzles for Lovers , by Tribune Media Services , Cheryl Leonhardt (Paperback, 1996)
  376. Rubiks Puzzles : Ultimate Brain Teasers Book , by Albie Fiore (Paperback, 15 March, 2000)
  377. Sam Loyd's Best Picture Puzzles , by Sam Loyd (Paperback, 13 September, 2005)
  378. Samurai Sudoku (Martial Arts Sudoku) , by Conceptis Puzzles (Paperback, 28 August, 2006)
  379. Scholastic Reader Level 1 : I Spy A Scary Monster : I Spy A Scary Monster (Scholastic Reader Level 1) , by JEAN MARZOLLO , Walter Wick (Paperback, 01 August, 2005)
  380. Search-A-Words , by Brian Doherty (Paperback, 1994)
  381. Search and Solve : Bible Activity Sheets , by Betty De Vries , Betty de Vries (Paperback, 1998)
  382. Second-Degree Black Belt Sudoku (Martial Arts Sudoku) , by Frank Longo (Paperback, 28 November, 2005)
  383. Second-Degree Brown Belt Sudoku (Martial Arts Sudoku) , by Frank Longo (Paperback, 28 November, 2005)
  384. Second-Degree Green Belt Sudoku (Martial Arts Sudoku) , by Frank Longo (Paperback, 28 November, 2005)
  385. Secret Hiding Places : (For Clever Kids) , by Mark Shulman (Paperback, 30 June, 2001)
  386. Ships of War , by Alejandro Melchor , Matthew Sprange (Paperback, 2002)
  387. SIMON & SCHUSTER CROSSWORD PUZZLE BOOK #186 , by John Samson (Paperback, 01 August, 1995)
  388. SIMON & SCHUSTER CROSSWORD PUZZLE BOOK #209 : The Original Crossword Puzzle Publisher , by John Samson (Paperback, 01 June, 1999)
  389. Simon & Schuster Fun With Crostics #24 , by Charles Duerr (Paperback, 1999)
  390. SIMON & SCHUSTER FUN WITH CROSTICS #8 (Simon & Schuster's Fun with Crostics Series) , by Charles Duerr (Paperback, 01 January, 1994)
  391. Simon & Schuster Hooked on Cryptics Treasury #1 : 70 challenging cryptics from the Henry Hook archives (Simon&Schuster No 1) , by Henry Hook (Paperback, 01 December, 1995)
  392. Simon & Schuster Large Type Crosswords Treasury #1 , by Eugene T. Maleska , John M. Samson (Spiral-bound, 01 October, 1995)
  393. Simon and Schuster Crossword Puzzle Book #230 , by John Samson (Paperback, 01 February, 2003)
  394. Simon and Schuster Crossword Puzzle Book #233 : The Original Crossword Puzzle Publisher , by John M. Samson (Spiral-bound, 01 August, 2003)
  395. Sip & Solve : Sudoku (Sip & Solve Series) , by Michael Rios (Paperback, 28 November, 2005)
  396. Sip & Solve : Word Search Puzzles (Sip & Solve Series) , by Francis Heaney (Paperback, 01 October, 2005)
  397. Sit & Solve - Lateral Thinking Puzzles , by Paul Sloane , Des MacHale , Paul Sloane (Paperback, 01 March, 2002)
  398. Sit & Solve Commuter Cryptograms (Sit & Solve Series) , by Jerry N. Carolson (Paperback, 01 August, 2005)
  399. Sit & Solve Cross Sums (Sit & Solve Series) , by Michael Rios (Paperback, 28 August, 2003)
  400. Sit & Solve Cryptograms #2 (Sit & Solve Series) , by National Puzzler's League (Paperback, 28 March, 2004)
  401. Sit & Solve Easy Sudoku (Sit & Solve Series) , by Michael Rios (Paperback, 28 September, 2005)
  402. Sit & Solve Hard Sudoku (Sit & Solve Series) , by Michael Rios (Paperback, 28 September, 2005)
  403. Sit & Solve Mazes , by The Diagram Group (Paperback, 2002)
  404. Sit & Solve Mindstretch Puzzles (Sit & Solve Series) , by Terry Stickels (Paperback, 28 August, 2005)
  405. Sit & Solve Word Search Puzzles , by Mark Danna (Paperback, 2003)
  406. So You Think You're Smart : 150 Fun and Challenging Brain Teasers , by Pasqual J. Battaglia (Paperback, 11 February, 2002)
  407. Solitaire Battleships : 108 Challenging Logic Puzzles , by Peter Gordon , Mike Shenk (Paperback, 1998)
  408. Solv-a-Crime Puzzles (Dover Game and Puzzle Activity Books) , by Singer Media Corporation (Paperback, 10 May, 1995)
  409. Solve-It-Yourself Mysteries : Detective Club Puzzlers , by Lucy Corvino , Hy Conrad , Bob Peterson (Hardcover, 1997)
  410. Solving Magic Squares : Generic Solutions to Solving Magic Squares , by Donald C. Simpson (Paperback, 2001)
  411. Space Shuttle Puzzle , by Straight Edge Press (Puzzle, 1999)
  412. Spectacular Mazes , by Ulrich Koch (Paperback, 1993)
  413. Sports Crosswords & Games (Sporting News) , by Sporting News (Paperback, 1999)
  414. Sports Jumble : Word Power Workouts , by Tribune Media Services , Cheryl Leonhardt (Paperback, 1996)
  415. Sports Mazes (Dover Game and Puzzle Activities Books) , by Dave Phillips (Paperback, 1995)
  416. Sports Search-a-Word Puzzles , by Frank J. D'Agostino (Paperback, 12 November, 1996)
  417. Spot-the-Difference Picture Puzzles , by Helen J. Lee (Paperback, 02 February, 1996)
  418. Spot the Book Title , by Simon Drew (Hardcover, 2000)
  419. Spygame : Winning Through Super Technology , by Scott French , Lee Lapin (Paperback, 1999)
  420. Stanley Newman's Sunday Crosswords, Volume 3 (Stan Newman) , by Stanley Newman (Spiral-bound, 13 July, 2004)
  421. Stories With Holes/Volume 4 (Stories with Holes) (Stories with Holes) , by Nathan Levy (Paperback, June, 1990)
  422. Stories With Holes/Volume Three (Stories with Holes) , by Nathan Levy (Paperback, June, 1990)
  423. String Figures and How to Make Them (Master String Figures) , by Caroline F. Jayne (Paperback, 01 January, 1962)
  424. Su Doku for Dummies (Sudoku) , by Andrew Heron , Edmund James (Paperback, 11 July, 2005)
  425. Sudoku , by Puzzler Media (Paperback, 10 October, 2005)
  426. Sudoku : 215 Puzzles from Beginner to Expert , by Marcel Danesi (Paperback, 01 May, 2006)
  427. Sudoku : More than 200 Fun and Challenging Japanese Number Puzzles , by Tammy Seto (Paperback, 16 August, 2005)
  428. Sudoku Easy Presented by Will Shortz Volume 1 : 100 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 28 July, 2005)
  429. Sudoku Easy to Hard Presented by Will Shortz, Volume 2 : 100 Wordless Crossword Puzzles (Sudoku Easy to Hard) , by Will Shortz , Peter Ritmeester (Paperback, 28 July, 2005)
  430. Sudoku Fever , by Tammy Seto (Paperback, 16 February, 2006)
  431. Sudoku For Dummies (For Dummies (Sports & Hobbies)) , by Andrew Heron , Edmund James (Paperback, 11 November, 2005)
  432. Sudoku For Dummies (For Dummies (Sports & Hobbies)) , by Andrew Heron , Edmund James (Paperback, 21 October, 2005)
  433. Sudoku Genius : 144 of the Most Fiendish Puzzles Ever Devised , by Tom Sheldon (Paperback, 01 December, 2005)
  434. Sudoku Mania #1 , by Sudoku Institute (Paperback, 28 March, 2006)
  435. Sudoku Mania #2 , by Pete Sinden (Paperback, 25 April, 2006)
  436. Sudoku Mania #3 , by Pete Sinden (Paperback, 23 May, 2006)
  437. Sudoku Mania : More than 200 New Fun and Challenging Japanese Number Puzzles , by Tammy Seto (Paperback, 15 November, 2005)
  438. Sudoku to Boost Your Brainpower Presented by Will Shortz : 100 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 10 January, 2006)
  439. Sudoku To Go , by Michael Mepham (Paperback, 04 October, 2005)
  440. Sudoku To Go : Diabolical , by Michael Mepham (Paperback, 29 November, 2005)
  441. Sudoku To Go : Moderate , by Michael Mepham (Paperback, 29 November, 2005)
  442. Sudoku Under the Sun : The Ultimate Sudoku Fix from the Penguin Samurai , by David Bodycombe (Paperback, 15 June, 2006)
  443. Sudoku Variants , by Conceptis Puzzles (Paperback, 28 August, 2006)
  444. Summer Fun Jumble : Lazy Day Word Play , by Tribune Media Services , Cheryl Leonhardt (Paperback, 1996)
  445. Sunday Telegraph First Book of Griddlers , by James Dalgety (Paperback, August, 1999)
  446. Super Easy Sudoku, Book 3 , by James E. Riley (Paperback, 03 November, 2005)
  447. Super Lateral Thinking Puzzles , by Des MacHale , Paul Sloane , Myron Miller (Paperback, 2000)
  448. Super Strategies for Puzzles and Games : How to Find Solutions That Work and Plan Tactics That Win , by Saul X. Levmore , Elizabeth Early Cook (Hardcover, 2003)
  449. Super Tough Word Search Puzzles , by Dave Tuller (Spiral-bound, 28 September, 2002)
  450. Super Word Search Puzzles for Kids , by John Chaneski (Paperback, December, 2001)
  451. Surprising Science Puzzles , by Erwin Brecher (Paperback, 1996)
  452. Symbolic Logic and the Game of Logic , by Lewis Carroll (Paperback, 01 June, 1958)
  453. Tangram Puzzles : 500 Tricky Shapes to Confound & Astound/ Includes Deluxe Wood Tangrams , by Chris Crawford (Spiral-bound, 28 May, 2002)
  454. Tangrams : 330 Puzzles , by Ronald C. Read (Paperback, 01 June, 1965)
  455. Tantalizing Mazes , by Dave Phillips , Dave Philips (Paperback, 1992)
  456. Test Your Creative Thinking : Enchance Your Lateral Thinking; Learn to Think Outside the Box (Times (Kogan Page)) , by Lloyd King (Paperback, May, 2004)
  457. Test Your Lateral Thinking Iq , by Paul Sloane (Paperback, 1994)
  458. Test Your Logic , by George J. Summers (Paperback, 01 June, 1972)
  459. The 3rd New Grab a Pencil Book of Seek-A-Word , by Richard Manchester (Paperback, April, 2003)
  460. The Amazing 10,000 Quiz Challenge , by Roy Presont , Sue Preston (Paperback, 03 September, 2005)
  461. The Amazing 1000 Puzzle Challenge : A Fantastic Treasury of Mind Bending Puzzles, Games, and Experiments for All the Family , by Robert Allen (Paperback, October, 2003)
  462. The Amazing 1000 Puzzle Challenge 2 , by Robert Allen (Paperback, 30 October, 2005)
  463. The Amazing Mathematical Amusement Arcade , by Brian Bolt (Paperback, 1984)
  464. The American Sign Language Puzzle Book , by Justin Segal (Paperback, 03 April, 2003)
  465. The Artisans Handbook , by Phil Masters (Paperback, 1999)
  466. The Associated Press Sunday Crossword Puzzle Book 6 , by Editors of Associated Press , Associated Press (Paperback, 01 April, 1991)
  467. The Bantam Crossword Dictionary , by Jerome Fried , Walter D. Glanze (Mass Market Paperback, 01 October, 1983)
  468. The Big Book of Brain Baffling Puzzles , by Paul Sloane , Peter Scher , Olivia Carlton , Des MacHale , Michael DiSpezio (Paperback, 2002)
  469. The Big Book of Crossword Puzzles : 288 Puzzles for the Crossword Fanatic , by Olivia Carlton , J. Baxter Newgate , Emily Cox , Henry Rathvon (Spiral-bound, 12 December, 2002)
  470. The Big Book of IQ Tests , by Norman Sullivan (Spiral-bound, 03 January, 1998)
  471. The Big Book of Kakuro , by Mark Huckvale (Paperback, 27 February, 2006)
  472. The Big Book of Sudoku Puzzles , by Michael Rios (Paperback, 28 October, 2005)
  473. The Big Book of TV Guide Crosswords #2 (Big Book of TV Guide Crosswords) , by TV Guide Editors (Paperback, 14 July, 1993)
  474. The Book of Kakuro #1 , by Michael Mepham (Paperback, 09 December, 2005)
  475. The Book of Kakuro : Over 100 Totally Addictive Number Puzzles , by Puzzler Media (Paperback, 10 January, 2006)
  476. The Book of Mah jong : An Illustrated Guide , by Amy Lo (Paperback, 01 May, 2001)
  477. The Book of Sudoku #2 (Book of Sudoku) , by Michael Mepham (Paperback, 25 July, 2005)
  478. The Book of Sudoku #3 (Book of Sudoku) , by Michael Mepham (Paperback, 04 October, 2005)
  479. The Book of Sudoku : The Hot New Puzzle Craze (Book of Sudoku) , by Michael Mepham (Paperback, 15 July, 2005)
  480. The Boston Globe Sunday Crossword Puzzles , by Henry Hook , Emily Cox , Henry Rathvon , Henry Rathivon (Paperback, 1996)
  481. The Brain Games World Championship 2000 , by Raymond Keene , Don Morris (Paperback, 2002)
  482. The Buried Treasure Game , by Martin Sloan (Paperback, January, 2004)
  483. The Canterbury Puzzles , by H. E. Dudeney (Paperback, 04 October, 2002)
  484. The ChessCafe Puzzle Book : Test and Improve Your Tactical Vision , by Karsten Muller , Susan Polgar (Paperback, September, 2004)
  485. The Colossal Book of Short Puzzles and Problems , by Martin Gardner , Dana Richards (Hardcover, 28 November, 2005)
  486. The Columbia Quiz Book , by James Raimes (Paperback, 15 April, 1993)
  487. The Complete Book of Origami : Step-by Step Instructions in Over 1000 Diagrams/48 Original Models (Origami) , by Robert J. Lang (Paperback, 01 January, 1989)
  488. The Crosswords Club , by Will Weng (Paperback, 1992)
  489. The Cube , by Annie Gottlieb (Paperback, 08 September, 1995)
  490. The Curious Book of Mind-Boggling Teasers, Tricks, Puzzles & Games , by Charles Barry Townsend (Paperback, 28 May, 2003)
  491. The Dictionary of Wordplay , by Dave Morice (Hardcover, 2001)
  492. The Essential Book of Kakuro : And How to Solve It , by Gareth Moore (Paperback, 27 December, 2005)
  493. The Essential Book of Su Doku : The World's Most Popular Puzzle Game , by Pete Sinden (Paperback, 16 August, 2005)
  494. The Essential Book of Su Doku, Volume 2 : The World's Most Popular Puzzle Game , by Pete Sinden (Paperback, 11 October, 2005)
  495. The Essential Book of Su Doku, Volume 3 : Advanced : The World's Most Popular Puzzle Game , by Alastair Chisholm (Paperback, 11 October, 2005)
  496. The Everything Easy Cross-Words Book : Challenging Fun for Beginners (Everything Series) , by Douglas Fink (Paperback, June, 2004)
  497. The Everything Giant Sudoku Book : Over 300 Puzzles with Instructions for Solving (Everything : Sports and Hobbies) (Everything : Sports and Hobbies) , by charles Timmerman (Paperback, 30 November, 2005)
  498. The Giant 1001 Puzzle Book (Other) , by Robert Allen (Paperback, 11 January, 2005)
  499. The Giant Book of Sudoku Presented by Will Shortz : 300 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 13 October, 2005)
  500. The Great Big Book of Pencil Puzzles , by Jack Orleans , Selma Orleans , Jacob S. Orleans (Paperback, 1978)
  501. The Great Book of Optical Illusions , by Al Seckel (Paperback, 02 July, 2005)
  502. The Greatest Dot-to-Dot Book in the World (Book 2) (Greatest Dot-To-Dot Book in the World) , by David Kalvitis (Paperback, 01 May, 2001)
  503. The Greatest Puzzles of All Time , by Matthew J. Costello (Paperback, 1996)
  504. The Jigsaw Puzzle : Piecing Together a History , by Will Shortz , Anne D. Williams (Paperback, 01 November, 2005)
  505. The Jumbo Bible Crossword Collection (Word Search and Crossword Series , No 2) , by Barbour Bargain Books (Paperback, 1998)
  506. The Jumbo Bible Wordsearch Collection , by Barbour Bargain Books (Paperback, 1997)
  507. The Kakuro Challenge 1 , by Alastair Chisholm (Paperback, 13 December, 2005)
  508. The Kakuro Challenge 2 , by Alastair Chisholm (Paperback, 10 January, 2006)
  509. The Kids' Book of Sudoku 2! , by Alastair Chisholm , Nikalas Catlow (Paperback, 04 October, 2005)
  510. The Liar Paradox and the Towers of Hanoi : The Ten Greatest Math Puzzles of All Time , by Marcel Danesi (Paperback, 27 August, 2004)
  511. The Little Book of Bathroom Crime Puzzles : Two-Minute Forensic Mysteries to Challenge Even the Best Amateur Detectives! (Little Bathroom Book) , by M. Diane Vogt (Paperback, 06 April, 2006)
  512. The Little Book of Bathroom Kakuro : 200 Original Cross-Sums Puzzles for Brain-Sharpening Entertainment (The Little Book of Bathroom) , by Terry Stickels (Paperback, 01 January, 2006)
  513. The Little Giant Book of Amazing Mazes , by Diagram Group (Paperback, 30 June, 2001)
  514. The LIttle Giant book of Whodunits , by Hy Conrad , Matt Lafleur (Paperback, 1998)
  515. The Little Giant Encyclopedia of Checker Puzzles , by Robert Pike (Paperback, 2001)
  516. The Little Giant Encyclopedia of Logic Puzzles , by Norman D. Willis (Paperback, 01 October, 2000)
  517. The Mammoth Book of Astounding Puzzles , by Victor Serebriakoff (Paperback, 09 April, 2001)
  518. The Mammoth Book of IQ Puzzles : Stretch Your Puzzle-Solving Abilities to the Limit with 500 New Math, Logic and Word Brainteasers , by Nathan Haselbauer (Paperback, 12 March, 2005)
  519. The Mammoth Book of Kakuro, Wordoku, and Super Sudoku : Best New Japanese Puzzles , by Nathan Haselbauer (Paperback, 28 February, 2006)
  520. The Mammoth Book of Secret Codes and Cryptograms : Over 600 Mystery Codes to Be Cracked! (Mammoth Book of) , by Elonka Dunin (Paperback, 28 March, 2006)
  521. The Mammoth Book of Sudoku & Kakuro , by Alastair Chisholm (Paperback, 21 February, 2006)
  522. The Mammoth Puzzle Carnival , by David J. Bodycombe (Paperback, 1997)
  523. The Mensa Book of Words, Word Games, Puzzles and Oddities , by Abbie F, Dr. Salny (Hardcover, 2000)
  524. The Mensa Genius A-B-C Quiz Book , by Alan Stillson , American Mensa Limited (Paperback, May, 1998)
  525. The Mensa Genius Quiz-A-Day Book , by Abbie F. Salny , Members of Mensa (Paperback, August, 1989)
  526. The Mensa Genius Quiz Book , by Marvin Grossworth , Abbie Salny (Paperback, January, 1982)
  527. The Mensa Genius Quiz Book 2 (Mensa Genius Quiz Book Two) , by Marvin Grosswith , Abbie F. Salny (Paperback, August, 1983)
  528. The Millennium Book of Cryptograms , by Rene Cartry (Paperback, May, 2003)
  529. The Mind-Challenge Puzzle Book , by Emily Cox , Henry Rathvon , Henry Hook , Paul Sloane , Des MacHale (Paperback, 12 December, 2002)
  530. The Mini Five-Minute Mysteries , by Ken Weber (Hardcover, 29 March, 2005)
  531. The Moscow Puzzles : 359 Mathematical Recreations (Math & Logic Puzzles) , by Boris A. Kordemsky (Paperback, 10 April, 1992)
  532. The New Mammoth Book of Crossword Puzzles , by Richard Manchester (Paperback, 1997)
  533. The New Puzzle Classics : Ingenious Twists on Timeless Favorites (Mensa) , by Serhiy Grabarchuk (Paperback, 01 May, 2005)
  534. The New Webster's Crossword Dictionary , by Donald O. Bolander , Merriam-Webster , Lexicon Publications (Mass Market Paperback, 1991)
  535. The New York Times Crossword Puzzle Omnibus , by Eugene T. Maleska , New York Times (Paperback, 1999)
  536. The New York Times Daily Crossword Puzzles , by Will Shortz (Paperback, 06 June, 2000)
  537. The New York Times Large Print Crossword Puzzle Omnibus , by Eugene Maleska (Paperback, 1998)
  538. The New York Times Quick and Easy Crossword Puzzles , by Will Shortz (Paperback, 01 June, 2004)
  539. The New York Times Quicker and Easier Crossword Puzzles , by Will Shortz (Paperback, 02 November, 2004)
  540. The New York Times Square One Crossword Dictionary , by Stanley Newman , Daniel Stark (Hardcover, 1999)
  541. The New York Times Sunday Crossword Omnibus , by Eugene T. Maleska , Ruth Fecych (Paperback, 1991)
  542. The New York Times Sunday Crossword Omnibus , by Will Weng (Paperback, 1989)
  543. The New York Times Sunday Crossword Puzzles , by Will Shortz (Spiral-bound, 1998)
  544. The New York Times Toughest Crossword Puzzle Megaomnibus , by Eugene T. Maleska (Paperback, 1999)
  545. The New York Times Toughest Crossword Puzzles , by Eugene T. Maleska (Paperback, 1988)
  546. The New Yorker Book of Cartoon Puzzles and Games , by Puzzability , Will Shortz , Robert Mankoff (Spiral-bound, 07 June, 2006)
  547. The Non-Trivial Trivia Book : The Ultimate Book of Knowledge , by Nilanjan Sen , Ilana Sparrow , Linda A. Scura (Paperback, 1997)
  548. The Official Book of Kakuro : Book 1 , by Timothy E. Parker (Paperback, 15 December, 2005)
  549. The Official Book of Killer Sudoku : 120 Puzzles from Lite to Truly Killer , by Steve Arons (Paperback, 01 June, 2006)
  550. The Official Book of Sudoku : Book 1 , by Plume (Paperback, 01 August, 2005)
  551. The Official Book of Wordoku : Sudoku Puzzles for Word Lovers , by Frank Longo (Paperback, 12 December, 2006)
  552. The Official Scrabble Players Dictionary , by Merriamwebster , Merriam-Webster (Hardcover, 2002)
  553. The Official Scrabble Puzzle Book , by Joe Edley (Paperback, 01 November, 1997)
  554. The Official Scrabble Word-Finder , by Robert W. Schachner (Mass Market Paperback, 16 November, 1998)
  555. The Original Kakuro Book : The Latest Puzzle Craze Since Sudoku , by Puzzle Society (Paperback, 01 March, 2006)
  556. The Original Pencil Pastimes Book of Fun and Games , by Richard Manchester (Paperback, 2003)
  557. The Original Sudoku Book 2 , by Nikoli Publishing (Paperback, 01 December, 2005)
  558. The Pocket Book of Frame Games : Hundreds of Mind-Bending Word Puzzles from the King of Brain Teasers! , by Terry Stickels (Paperback, 06 April, 2006)
  559. The Puzzle Instinct : The Meaning of Puzzles in Human Life , by Marcel Danesi (Hardcover, 2002)
  560. The Puzzlemaster Presents : 200 Mind-Bending Challenges (Other) , by Will Shortz (Paperback, 27 August, 1996)
  561. The Puzzlemaster Presents, Volume 2 : Will Shortz's Best Puzzles from NPR (Other) , by Will Shortz (Paperback, 13 January, 2004)
  562. The Puzzler's Elusion : A Tale of Fraud, Pursuit, and the Art of Logic , by Dennis E. Shasha (Paperback, 28 March, 2006)
  563. The Riddle of Scheherazade : And Other Amazing Puzzles , by Raymond Smullyan (Paperback, 12 November, 1998)
  564. The Roald Dahl Quiz Book , by Richard Maher , Sylvia Bond , Quentin Blake (Paperback, 1997)
  565. The Second Scientific American Book of Mathematical Puzzles and Diversions , by Martin Gardner (Paperback, 15 August, 1987)
  566. The Sherlock Holmes IQ Book : Being an Extract from the Reminiscences of John H. Watson, M.D., Late of the Army Medical Department , by Eamonn Butler , Madsen Pirie , Mensa (Paperback, 1996)
  567. The Sudoku Book : An Introduction to Sudoku with 101 Puzzles , by Sam Griffiths-Jones (Paperback, 30 September, 2005)
  568. The Sudoku Challenge : 200 Puzzles to Strain Your Brain! , by Nikoli (Paperback, 28 February, 2006)
  569. The Sudoku Code : 200 Sudoku Puzzles. One Answer. Can You Find It , by Francis Heaney , Frank Longo (Paperback, 28 April, 2006)
  570. The Sudoku Gift Box , by Michael Mepham (Paperback, 28 October, 2005)
  571. The Sunday Telegraph Third Book of General Knowledge Crosswords , by The Sunday Telegraph (Paperback, 2002)
  572. The Tangram Book , by Jerry Slocum , Jacob Botermans , Dieter Gebhardt , Monica Ma , Xiaohe Ma , Harold Raizer , Dic Sonneveld , Carla van Splunteren (Hardcover, 2003)
  573. The Tangram Book , by Jerry Slocum , Jacob Botermans , Dieter Gebhardt , Monica Ma , Xiaohe Ma , Harold Raizer , Dic Sonneveld , Carla van Splunteren (Paperback, 01 November, 2004)
  574. The Times Book of IQ Tests , by Ken Russell , Philip Carter (Paperback, 15 March, 2002)
  575. The Ultimate Book of Su Doku 1 , by Pete Sinden (Paperback, 22 November, 2005)
  576. The Ultimate Book of Su Doku 2 , by Pete Sinden (Paperback, 07 March, 2006)
  577. The Ultimate Chess Puzzle Book , by John Emms (Paperback, 01 December, 2000)
  578. The Ultimate Crosswords Omnibus (Ultimate Crosswords Omnibus) , by Mee Rosen (Hardcover, August, 1998)
  579. The Ultimate Crosswords Omnibus , by Mel Rosen (Hardcover, 1997)
  580. The Ultimate Hidden Picture Puzzle Book (Take a Hidden Picture Challenge) , by Joe Boddy (Paperback, 01 April, 1990)
  581. The Ultimate Sudoku Challenge , by Nikoli (Paperback, 28 December, 2005)
  582. The Ultimate Sudoku Challenge Presented by Will Shortz : 100 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 15 November, 2005)
  583. The Universe in a Handkerchief : Lewis Carroll's Mathematical Recreations, Games, Puzzles, and Word Plays , by Martin Gardner (Paperback, 07 October, 1998)
  584. The Very Best of Jumble Brainbusters : More Than 500 Brain Bending Puzzles , by Tribune Media Services , Russell L. Hoyt (Paperback, 30 March, 2006)
  585. The Washington Post Sunday Crossword Omnibus , by William Lutwiniak , William R. Mackaye (Paperback, 1999)
  586. The Washington Post Sunday Crossword Puzzles , by William Lutwiniak , William MacKaye , Linton Weeks (Paperback, 1991)
  587. The Washington Post Sunday Crosswords , by William R. MacKaye , Stanley Newman (Spiral-bound, 1997)
  588. The Way of Kakuro : King of Japanese Number Puzzles , by Nikoli (Paperback, 01 February, 2006)
  589. The Will Weng Crossword Puzzle Omnibus , by Will Weng (Paperback, 1987)
  590. The Wizard's Book of Puzzles , by Muriel Mandell , Margaret Edmiston (Paperback, 2002)
  591. The World's Biggest Puzzle Book , by Charles Barry Townsend , Charles Townsend (Paperback, 28 September, 2002)
  592. The World's Longest Sudoku Puzzle , by Frank Longo (Hardcover, 28 April, 2006)
  593. Thematic Puzzles! Crossword & Word Search Puzzles : The Thematic of the Games Includes Motion Pictures, Actors, Music, Writers, Internet, American pre , by Marcellux Bosq (Paperback, 2003)
  594. This Book Needs No Title : A Budget of Living Paradoxes (Touchstone Books (Paperback)) , by Raymond Smullyan (Paperback, 15 October, 1986)
  595. Total Sudoku , by Michael Mepham (Paperback, September, 2005)
  596. Totally Cool Word Search Puzzles , by Mark Danna (Paperback, 28 March, 2002)
  597. Travel Jumble : Puzzles on the Move! (Jumble (Triumph Books)) , by Tribune Media Services (Paperback, March, 1997)
  598. Traveler's Tales : Crusades of Valour : When Gods Collide , by Paul Cockburn , Matthew Sprange (Paperback, 2002)
  599. Tricks and Games on the Pool Table , by Fred Herrmann (Paperback, 01 June, 1967)
  600. Tricky Lateral Thinking Puzzles , by Paul Sloane , Des MacHale , Myron Miller (Paperback, 31 December, 1999)
  601. Truth or Dare , by Bob Moog (Paperback, 2003)
  602. Tugboat (Inside-Outside Puzzle, 2007) , by Straight Edge Press (Unknown Binding, 1999)
  603. ULTIMATE CROSSWORDS OMNIBUS #4 : More Than 190 Puzzles to Test Your Savvy, Challenge Your Memory, and Boggle Your Mind! , by Mel Rosen (Hardcover, 15 September, 2000)
  604. Ultimate Golf Puzzles : Crosswords * Puzzles * Games , by John Milito (Paperback, 2000)
  605. Uncle John's Bathroom Reader Puzzle Book #3 (Uncle John's Bathroom Reader) , by Stephanie Spadaccini (Paperback, 10 October, 2005)
  606. Uncle John's Bathroom Reader Puzzle Book , by Stephanie Spadaccini (Paperback, March, 2003)
  607. USA Crosswords Puzzle Book Omnibus #2 , by Charles Preston (Paperback, 02 November, 2004)
  608. USA Crosswords Puzzle Book Omnibus #3 (USA Crosswords) , by Charles Preston (Paperback, 05 April, 2005)
  609. Ventriloquism Made Easy , by Kolby King (Paperback, 17 June, 1997)
  610. Visual Thinking Puzzles , by Michael A. DiSpezio , Myron Miller (Paperback, 30 June, 1998)
  611. Wacky-Shaped Word Search Puzzles to Keep You Sharp , by Mark Danna (Spiral-bound, 28 March, 2004)
  612. What's the Story? , by Matthew Johnstone , Edward de Bono (Hardcover, 1999)
  613. What's The Verdict? : You're the Judge in 90 Tricky Courtroom Quizzes , by Ted LeValliant , Marcel Theroux (Paperback, 1991)
  614. White Belt Sudoku (Martial Arts Sudoku) , by Michael Rios (Paperback, 28 September, 2005)
  615. Whodunit Crime Puzzles , by Hy Conrad (Paperback, 2002)
  616. Whodunit Math Puzzles , by Bill Wise (Paperback, 2002)
  617. Wicked Whodunits : Dr. Quicksolve Mini-Mysteries , by Jim Sukach (Hardcover, 2003)
  618. Wild Word Search , by Sterling Publishing Company (Paperback, 2001)
  619. Will Shortz's Favorite Sudoku Variations : 100 Kakuro, Killer Sudoku, and More Brain-Twisting Puzzles , by Will Shortz (Paperback, 07 February, 2006)
  620. Will Shortz's Tournament Crosswords , by Will Shortz (Paperback, 1998)
  621. Will Shortz Presents Easy Kakuro : 100 Addictive Logic Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 18 April, 2006)
  622. Will Shortz Presents Sudoku for Your Bedside : 100 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 16 May, 2006)
  623. Will Shortz Presents Sun, Sand, and Sudoku : 100 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 18 April, 2006)
  624. Will Shortz Presents The Big Book of Easy Sudoku : 300 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 13 June, 2006)
  625. Will Shortz Presents The Monster Book of Sudoku : 300 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 04 April, 2006)
  626. Will Shortz Presents The Super-Colossal Book of Sudoku : 300 Wordless Crossword Puzzles , by Will Shortz , Peter Ritmeester (Paperback, 04 April, 2006)
  627. Wizard Magic Mazes : An A-maze-ing Colorful Quest! , by Roger Moreau (Paperback, 2003)
  628. Wizards and Dragons Mazes , by Dave Phillips (Paperback, 2002)
  629. Wonders of Nature : Mazes , by Dave Phillips , Dave Philips (Paperback, 1998)
  630. Word Freak : Heartbreak, Triumph, Genius, and Obsession in the World of Competitive ScrabblePlayers , by Stefan Fatsis (Paperback, 30 July, 2002)
  631. Word Puzzles (Dover Game and Puzzle Activity Books) , by Kristy Lee , Singer Media Corporation (Paperback, 1995)
  632. Word Search Puzzles to Keep You Sharp , by Mark Danna (Spiral-bound, 28 September, 2003)
  633. Word Search USA , by Toni Lynn Cloutier (Spiral-bound, December, 2001)
  634. Workout For A Balanced Brain , by Ken Russell , Philip Carter (Hardcover, 27 September, 2001)
  635. World's Most Amazing Puzzles , by Charles Townsend (Paperback, 1994)
  636. World's Most Difficult Maze , by Dave Phillips (Paperback, 1981)
  637. World's Most Incredible Puzzles , by Charles Townsend (Paperback, 1995)
  638. World-Class Puzzles from the World Puzzle Championships , by Will Shortz , Nick Baxter (Paperback, 08 April, 2003)
  639. World Class Puzzles , by Erwin Brecher (Paperback, 1996)
  640. Yang Yilun's Ingenious Life and Death , by Yutopian Enterprises , I-Lun Yang , Yilun Yang (Paperback, 1997)
  641. Yang Yilun's Ingenious Life and Death Puzzles , by Yutopian Enterprises , I-Lun Yang , Yilun Yang (Paperback, April, 1997)
  642. You're the Detective! : Twenty-Four Solve-Them-Yourself Picutre Mysteries , by Lawrence Treat (Paperback, September, 1983)
  643. You've Got Heat : The Vegas Card Counting Adventures of LV Pro , by Barfarkel (Paperback, 30 December, 2004)

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