Isbn: 9787544516013 - 数学绘本平装版（36册）礼盒 (1 risultati)

paperback. Condizione: New. Paperback. Pages Number: 1680 Language: Simplified Chinese. Publisher: Changchun Publishing House; 2nd edition (January 1. 2011). math picture book (Set of 36) Introduction: In this series. the count of the history of formula symbols. the number of synthesis and decomposition score concept. 10 the following topics such as addition and subtraction to enhance children s mathematical thinking. more magic is that it is talking about the world the truth of all things. talking about everything in t.…