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发表于2024-11-13
Change It! pdf epub mobi txt 電子書 下載 2024
Developed with the cooperation of a science consultant, this book in the Primary Physical Science series is a tool to teach the physical sciences to young children. "Change It " takes the physics of matter -- solids, liquids and gases -- and transforms it into an enjoyable and easy-to-understand first science book.
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Change It! pdf epub mobi txt 電子書 下載 2024