ISBN: 9787561767306 - 全套3册 专注力训练书全脑思维游戏1001 3-4岁宝宝幼儿大小班连线书教具 儿童书 孩子全脑开发神 (1 resultados)

paperback. Condición: New. Paperback Pages Number: 92 Language: Chinese. Purpose of smart grid for multiplication articles (7 intermediate containing division) is not in order to find the answers. but let the children experience in the happy hard. hard to taste the joy gradually become smart up. The smart grid 7 multiplication articles intermediate multiplication articles primary division concept in which. for the complete multiplication articles junior. feel the child's not exciting enough. A step by step. computing c.…