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Math puzzles
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The colossal book of mathematics :classic puzzles, paradoxes, and problems : number theory, algebra, geometry, probability, topology, game theory, infinity, and other topics of recreational mathematics
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The 2nd Scientific American book of mathematical puzzles & diversions
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Hexaflexagons and other mathematical diversions : the first Scientific American book of puzzles & games : with a new afterword by the author, and an extensive new bibliography
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A Gardner's workout :training the mind and entertaining the spirit
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Mathemagic! : number tricks
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The grapes of math : mind stretching math riddles
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Whodunit math puzzles
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Amazing math magic
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Family math, the middle school years : algebraic reasoning and number sense
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More math games & activities from around the world
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Math games & activities from around the world
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Mammoth math : (with a little help from some elephant shrews)
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Things to make and do in the fourth dimension : a mathematician's journey through narcissistic numbers, optimal dating algorithms, at least two kinds of infinity, and more
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Gobble up math :fun activities to complete and eat
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Figuring : the joy of numbers
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Family math II : achieving success in mathematics
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Family math for young children : comparing
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Arithme-tickle : an even number of odd riddle-rhymes
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Anno's magic seeds
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Division
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Lia & Luís : puzzled!
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Bedtime math
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So many circles, so many squares
