发表于2024-11-10
Anno's Mysterious Multiplying Jar 2024 pdf epub mobi 电子书
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The Annos demonstrate the concept of factorials. Inside a mysterious jar, there is some water, whichbecomes a sea. In that sea, there is an island, and so on until the reader has counted to 3,628,800! Full-color illustrations.
Anno's Mysterious Multiplying Jar 2024 pdf epub mobi 电子书