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Math Puzzles Volume 1
Language: en
Pages: 272
Authors: Presh Talwalkar
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Type: BOOK - Published: 2015-09-26 - Publisher:

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You want to cut a tortilla into 8 pieces. What's the minimum number of cuts you need to make? Is it statistically harder to guess an iPhone password that uses 3
Simple Cross Number Puzzle Book Large Print
Language: en
Pages: 108
Authors: Puzzre
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Type: BOOK - Published: 2021-04-10 - Publisher:

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Simple Cross Number is constructed on a crossword grid just like a standard crossword, but the digits 1 to 9 are used instead of the letters of the alphabet. In
Puzzle Box, Volume 1
Language: en
Pages: 101
Authors: Peter Grabarchuk
Categories: Games & Activities
Type: BOOK - Published: 2016-11-16 - Publisher: Courier Dover Publications

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Multiplying my age by 6 then subtracting 6 produces the same result as subtracting 7 from my age then multiplying by 7. How old am I? On my broken calculator wi
Colossal Book of Mathematics
Language: en
Pages: 748
Authors: Martin Gardner
Categories: Mathematics
Type: BOOK - Published: 2001 - Publisher: W. W. Norton & Company

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No amateur or math authority can be without this ultimate compendium of classic puzzles, paradoxes, and puzzles from America's best-loved mathematical expert. 3
My Best Mathematical and Logic Puzzles
Language: en
Pages: 100
Authors: Martin Gardner
Categories: Games & Activities
Type: BOOK - Published: 2013-04-10 - Publisher: Courier Corporation

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The noted expert selects 70 of his favorite "short" puzzles, including such mind-bogglers as The Returning Explorer, The Mutilated Chessboard, Scrambled Box Top