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发表于2024-08-26
My Big Science Book pdf epub mobi txt 電子書 下載 2024
-Ideal for early graders. -Over 40 experiments to try. -Step-by-step instructions that are easy to follow. -All projects use everyday materials. -Explains the relevance of the experiments to real life. -Results that will surprise children and adults alike. -Spiral bound so the book can lie flat, making it easy to use.
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My Big Science Book pdf epub mobi txt 電子書 下載 2024