Origami Design Secrets : Mathematical Methods for an Ancient Art, Second Edition
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A Gardner's Workout : Training the Mind and Entertaining the Spirit
Martin Gardner
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Puzzlers' Tribute : A Feast for the Mind
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Piano-Hinged Dissections : Time to Fold!
Greg N. Frederickson
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Mathematical Recreations & Essays : Twelfth Edition
W. W. Rouse Ball
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Ancient Loons : Stories Pingree Told Me
Philip J Davis
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Mathematical Wizardry for a Gardner
Ed Pegg Jr
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Puzzlers' Tribute : A Feast for the Mind
David Wolfe
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