1年级科学

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Age: 7-8
Level: 1
Language: Chinese (zh)
ID: 1262734
14/08/2021
Country code: MY
Country: Malaysia
School subject: sains (1210527)
Main content: 磁铁 (1470844)

学会分辨同性相斥,异性相吸

Other contents: 磁极

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1年级科学

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