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by Zhen Guoguo

ebook

1 of 1 copy available

1 of 1 copy available

《配对》配对是两个事物的一一对应，是一个重要的数学概念，练习配对可以为宝宝以后的数学学习做准备。配对还可以提高宝宝的观察力、注意力、逻辑思维能力和空间想象力。