Tricky Logic Puzzles for...
Steven Clontz
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The Original Sudoku
Editors of Nikoli Publishing
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The Logic Puzzle Book for...
Chris King
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Sleuth & Solve: 20+ Mind...
Ana Gallo,
Victor Escandell (Illustrator)
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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
Editors of Nikoli Publishing
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Sleuth & Solve: 20+ Mind...
Ana Gallo,
Victor Escandell (Illustrator)
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What is the Name of This Book...
Raymond M. Smullyan
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100 Logic Puzzles
Various (Illustrator),
Simon Tudhope
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Sleuth & Solve: Science: 20+...
Ana Gallo,
Victor Escandell (Illustrator)
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Puzzle Baron's Logic Puzzles,...
Stephen P Ryder
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The Cursed Castle: An Escape...
L J Tracosas,
Turine Tran (Illustrator)
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The Big Book of Tricky...
Corinne Schmitt
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The Lady or the Tiger?: And...
Raymond M Smullyan
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Can You Outsmart an Economist...
Steven E Landsburg
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The Ultimate Sherlock Holmes...
Pierre Berloquin,
Bernard Myers (Contributions by)
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The Original Sudoku Book 2
Editors of Nikoli Publishing
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365 Games & Puzzles to Keep...
Kim Chamberlain
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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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Sudoku For Dummies, Volume 2
Andrew Heron,
Edmund James
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Sudoku for Dummies
Andrew Heron
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Puzzle Baron's Number Logic...
Puzzle Baron
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