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17105D8B-45D3-44D4-A94D-D9854A21D530.MOV

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Published on 28 Nov 2019 / In Education environment

19.11.28

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Hello
Hello 6 years ago

3~4的小朋友学习数的概念,可以通过数钱、数动物、数水果来帮助他理解数概念!

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