Tricky Logic Puzzles for...
Steven Clontz
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The Logic Puzzle Book for...
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The Original Sudoku
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My Best Mathematical and...
Martin Gardner
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Mensa(r) Sudoku
Michael Rios
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X-Treme Sudoku
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What is the Name of This Book...
Raymond M. Smullyan
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Puzzle Baron's Logic Puzzles,...
Stephen P Ryder
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The Lady or the Tiger?: And...
Raymond M Smullyan
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100 Logic Puzzles
Simon Tudhope
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To Mock a Mockingbird: and...
Raymond Smullyan
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The Original Sudoku Book 2
Editors of Nikoli Publishing
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Mensa Guide to Solving Sudoku...
Frank Longo,
Peter Gordon
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Carol Vorderman's Massive...
Carol Vorderman
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The Riddler: Fantastic...
Oliver Roeder (Editor)
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Logic Games for Clever Kids®:...
Dr. Gareth Moore,
Chris Dickason
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Sudoku For Dummies, Volume 2
Andrew Heron,
Edmund James
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Sudoku Under the Sun: More...
David J Bodycombe
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365 Games & Puzzles to Keep...
Kim Chamberlain
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The Big Book of Tricky...
Corinne Schmitt
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The Riddle of Scheherazade:...
Raymond Smullyan
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The Little Book of Big Brain...
Ivan Moscovich
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Secret Code Games for Clever...
Dr. Gareth Moore
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Mental_floss Logic Puzzles:...
Brian Cimmet
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