Isbn: 9787557502348 - 阶梯数学(26岁第4阶1) (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2015-10-1 Pages: 0 Publisher: Jilin Fine Arts Publishing House ladder mathematics. fourth-order 1 including classification. graphics. comparison. correspondence. bisection. part and whole. looking for the same. and within 50 the number of digits. etc. by learning these knowledge points to enable children to recognize common three-dimensional graphics. the ability to improve the classification and comparison. according to the part can be introduced as a w.…