发表于2024-11-04
Sam Loyd's Book of Tangrams 2024 pdf epub mobi 电子书
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The challenge of the tangram lies in the proper arrangement of seven geometrical pieces into a variety of different shapes. This classic by a famed puzzle expert features 700 tangrams and solutions, plus a charming satirical commentary on the puzzle's origins, its religious significance, and its relationship to mathematics.
Sam Loyd's Book of Tangrams 2024 pdf epub mobi 电子书