Einstein's Riddle: Riddles, Paradoxes, and Conundrums to Stretch Your Mind
by Jeremy Stangroom
ISBN 13: 9781596916654
Format: Illustrated (144 pages) Publisher: Bloomsbury USA Published: 19 May 2009
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Brain Boosting Visual Logic Puzzles: Visual Logic Puzzles
by Heather Dickson
ISBN 13: 9781902813202
Format: Hardcover (192 pages) Publisher: Lagoon Books Published: 29 Feb 2000
Sudoku: Easy v. 1: 100 Wordless Crossword Puzzles
by Will Shortz
ISBN 13: 9780312355029
Format: Paperback (128 pages) Publisher: Saint Martin's Press Inc. Published: 15 Sep 2005
Mind Teasers (Official Mensa Puzzle Book S.)
by Philip J. Carter & Kenneth A. Russell
ISBN 13: 9781402747953
Format: Paperback (320 pages) Publisher: Sterling Published: 01 Nov 2007
The Times Su Doku Book 8: 150 original puzzles
by The Times Mind Games
ISBN 13: 9780007272570
Format: Paperback (256 pages) Publisher: Collins Published: 07 Apr 2008
The Joy of Mathematics: Discovering Mathematics All Around You
by Theoni Pappas
ISBN 13: 9780933174658
Format: Paperback (256 pages) Publisher: Wide World Publishing Published: 23 Jan 1993
More Bananagrams!: An Official Book
by Abe Nathanson,Rena Nathanson
ISBN 13: 9780761158431
Format: Illustrated (288 pages) Publisher: Workman Publishing Published: 27 Aug 2010
The Times Book of IQ Tests: Book Three (Testing Series)
by Ken Russell,Philip Carter
ISBN 13: 9780749439590
Format: Paperback (208 pages) Publisher: Kogan page Published: 28 Mar 2003 Other Format: Paperback
Utterly Trivial Knowledge: The Pure Trivia Game (Utterly Trivial Knowledge S.)
by M. Hickey
ISBN 13: 9780140084511
Format: Paperback (160 pages) Publisher: Penguin Published: 26 Sep 1985 Other Format: Paperback
Giant Book of Mensa Puzzles
by Robert Allen
ISBN 13: 9781844424450
Format: Paperback (400 pages) Publisher: Carlton Books Ltd Published: 02 May 2005 Other Format: Paperback
The Times Junior Su Doku (The Times Su Doku)
by Gould
ISBN 13: 9780007220939
Format: Paperback (234 pages) Publisher: Collins Reference Published: 01 Aug 2005
Classic Lateral Thinking Challenges
by Paul Sloane,Des MacHale
ISBN 13: 9781402723612
Format: Hardcover (288 pages) Publisher: Main Street Press Published: 30 Mar 2005