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Title: The Game Of Logic, Author: Lewis Carroll
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The Game Of Logic
by Lewis Carroll
Paperback $13.14
Title: Tangrams: 330 Puzzles, Author: Ronald C. Read
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Tangrams: 330 Puzzles
by Ronald C. Read
Explore Series
Paperback $10.95
Title: The Mensa Genius Quiz Book, Author: Marvin Grosswirth
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The Mensa Genius Quiz Book
by Marvin Grosswirth, Abbie F. Salny
Paperback $19.99
Title: The Mensa Genius Quiz Book 2, Author: Marvin Grosswirth
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The Mensa Genius Quiz Book 2
by Marvin Grosswirth, Abbie F. Salny
#2 in Series
Paperback $19.99
Title: Cross Numbers: A Collection of 32 Blackline Mathematical Puzzles, Author: John Parker
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Cross Numbers: A Collection of…
by John Parker
Paperback $12.99
Title: My Best Mathematical and Logic Puzzles, Author: Martin Gardner
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My Best Mathematical and Logic…
by Martin Gardner
Explore Series
Paperback $5.95
Title: Test Your IQ: A Detailed Explanation of What IQ Means and How It Is Measured--Including Eight Tests You Can Take, Author: Hans J. Eysenck
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Test Your IQ: A Detailed…
by Hans J. Eysenck, Darrin Evans
Paperback $24.00
Title: Math Crossword Puzzles, Author: Anna B. Napolitano
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Math Crossword Puzzles
by Anna B. Napolitano
Paperback $10.85
Title: The Psychologist's Book of Self-Tests: 25 Love, Sex, Intelligence, Career, And Personality Tests, Author: Louis H. Janda
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The Psychologist's Book of…
by Louis H. Janda
Paperback $24.00
Title: Mensa Presents Mighty Mindbusters, Author: John Bremner
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Mensa Presents Mighty…
by John Bremner, Carolyn Skitt
Paperback $8.00
Title: Increase Your Puzzle IQ: Tips and Tricks for Building Your Logic Power, Author: Marcel Danesi
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Increase Your Puzzle IQ: Tips…
by Marcel Danesi
Paperback $16.95
Title: Increase Your Puzzle IQ: Tips and Tricks for Building Your Logic Power, Author: Marcel Danesi
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Increase Your Puzzle IQ: Tips…
by Marcel Danesi
Hardcover $31.95
Title: Would You Rather...: Over 200 Absolutely Absurd Dilemmas to Ponder, Author: David Gomberg
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Would You Rather...: Over 200…
by David Gomberg, Justin Heimberg
eBook $14.99
Title: The Riddle Of Scheherazade: And Other Amazing Puzzles, Author: Raymond Smullyan
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The Riddle Of Scheherazade:…
by Raymond Smullyan
Explore Series
Paperback $18.99
Title: Mazes: Ancient and Modern, Author: Robert Field
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Mazes: Ancient and Modern
by Robert Field
Paperback $7.99
Title: Mensa Presents: Assess Your Personality, Author: Robert Allen
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Mensa Presents: Assess Your…
by Robert Allen
Paperback $8.95
Title: Neue Power fürs Gehirn: So nutzen Sie Ihr ganzes Potenzial, Author: Allen B. Bragdon
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Neue Power fürs Gehirn: So…
by Allen B. Bragdon, Leonard Fellows
eBook $30.13
Title: So You Think You're Smart: 150 Fun and Challenging Brain Teasers, Author: Pat Battaglia
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So You Think You're Smart: 150…
by Pat Battaglia
Paperback $9.95
Title: The Canterbury Puzzles, Author: H. E. Dudeney
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The Canterbury Puzzles
by H. E. Dudeney
Explore Series
Paperback $11.95
Title: The Brains, Author: Byron Jacobs
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The Brains
by Byron Jacobs, Ray Keene
Paperback $9.95

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