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
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How to Have Creative Ideas: 62 Exercises to Develop the Mind
by Edward De Bono
ISBN 13: 9780091910488
Format: Paperback (192 pages) Publisher: Vermilion Published: 26 Apr 2007
Brain Power: Unlock the Power of Your Mind
by J.Graham Beaumont
ISBN 13: 9781856276733
Format: Paperback (256 pages) Publisher: Grange Books Ltd Published: Sep 1994
Sudoku 2: Easy to Hard: 100 Wordless Crossword Puzzles: 02 (Sudoku Easy to Hard)
ISBN 13: 9780312355036
Format: Illustrated (130 pages) Publisher: St Martin's Press Published: 15 Sep 2005
Brain Boot Camp: Work Out Your Mind and Boost Brainpower with Your Very Own Electronic Coach
by Douglas J. Mason
ISBN 13: 9780811869096
Format: Hardcover (240 pages) Publisher: Chronicle Books Published: 01 May 2010
The Ultimate Book of Sudoku: 401 Puzzles! (Volume 1) Su doku: No. 1 (Ultimate Book of Sudoku S.)
by Pete Sinden
ISBN 13: 9781905102426
Format: Paperback (240 pages) Publisher: Crombie Jardine Publishing Limited Published: 22 Jul 2005 Other Format: Paperback
Chinese Brain Twisters: Fast, Fun Puzzles That Help Children Develop Quick Minds
by Baifang Baifang
ISBN 13: 9780471595052
Format: Illustrated (130 pages) Publisher: J.W. Published: 12 Jan 1994
Su Doku Medal Quartet - Su Doku Silver
by Wayne Gould
ISBN 13: 9780007274482
Format: Paperback (240 pages) Publisher: Collins Published: 01 Sep 2008
The Ultimate Book of Sudoku: 401 Puzzles! (Volume 2) su doku: No. 2 (Ultimate Book of Sudoku S.)
ISBN 13: 9781905102440
Format: Paperback (240 pages) Publisher: Crombie Jardine Publishing Limited Published: 12 Aug 2005 Other Format: Paperback
Sudoku for Kids
by Andrew Heron
ISBN 13: 9780330443395
Format: Paperback (96 pages) Publisher: Macmillan Children's Books Published: 19 Aug 2005
Challenging Logic Puzzles (Official Mensa Puzzle Book)
by Barry R. Clarke,illustrated by Rob Collinet
ISBN 13: 9781402705410
Format: Illustrated (96 pages) Publisher: Sterling Published: 01 Sep 2003
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