| 內容簡介 | This book includes 99 unique puzzles including paper strip puzzles, Möbius strips and flexagons, two-dimensional sheet folding, "fold-and-cut" puzzles, 3D dissections and constructions, sequence folding puzzles, origami puzzles, and even paper toys and magic. All puzzles come with a solution as well as a mathematical and geometrical explanation that can be easily understood by all. Level of difficulty ranges from simple teasers to extreme brain workouts.-- |
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