 The Big Book of Brain Games: 1,000 PlayThinks of Art, Mathematics & Science Author: Ivan Moscovich Manufacturer: Workman Publishing Company ListPrice: $22.95 Offer: $15.61
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 My Best Mathematical and Logic Puzzles (Math & Logic Puzzles) Author: Martin Gardner Manufacturer: Dover Publications ListPrice: $4.95 Offer: $4.95
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 So You Think You're Smart: 150 Fun and Challenging Brain Teasers Author: Pat Battaglia Manufacturer: Intl Puzzle Features ListPrice: $9.95 Offer: $9.95
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 Perplexing Puzzles and Tantalizing Teasers (Math & Logic Puzzles) Author: Martin Gardner Manufacturer: Dover Publications ListPrice: $7.95 Offer: $7.95
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 Entertaining Mathematical Puzzles Author: Martin Gardner Manufacturer: Dover Publications ListPrice: $5.95 Offer: $5.95
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 Brain Busters! Mind-Stretching Puzzles in Math and Logic Author: Barry R. Clarke Manufacturer: Dover Publications ListPrice: $6.95 Offer: $6.95
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 1000 Play Thinks: Puzzles, Paradoxes, Illusions & Games Author: Ivan Moscovich Manufacturer: Workman Publishing Company ListPrice: $29.95
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 Loopy Logic Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Math Trek: Adventures in the Math Zone Author: Ivars Peterson Manufacturer: Jossey-Bass ListPrice: $12.95 Offer: $11.65
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 The Amazing 1000 Puzzle Challenge: A Fantastic Treasury of Mind Bending Puzzles, Games, and Experiments for All the Family Manufacturer: Firefly Books ListPrice: $22.95
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 Genius Gymnasium: On Your Mark, Get Set--Work Out Your Mind & Strengthen Your Brain Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Knotty Number Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Peerless Probability Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Cunning Combination Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Brain-Flexing Balance Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Mindgames: Network Games Author: Ivan Moscovich Manufacturer: Workman Publishing Company ListPrice: $6.95 Offer: $6.95
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 Probability Games and Other Activities Author: Ivan Moscovich Manufacturer: Workman Publishing Company ListPrice: $5.95
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 Tough Topology Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Mind Games: Number Games Author: Ivan Moscovich Manufacturer: Workman Publishing Company ListPrice: $5.95
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 Perplexing Pattern Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Sensational Shape Problems & Other Puzzles (Mastermind Collection) Author: Ivan Moscovich Manufacturer: Sterling ListPrice: $9.95 Offer: $9.95
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 Leonardo`s Mirror and Other Puzzles (Mastermind) Author: Ivan Moscovich Manufacturer: Robson Books Ltd ListPrice: $18.60
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