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发表于2024-11-14
Rocket-Powered Science pdf epub mobi txt 電子書 下載 2024
"These rocket-building activities challenge students to work in teams like NASA engineers - they make and test models as they measure, record data and graph and report results. There are 25 demonstrations and 16 models, all with clear guidelines and science standards to be met. They require only inexpensive or free recycled materials."
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Rocket-Powered Science pdf epub mobi txt 電子書 下載 2024