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著者:
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Rau, Dana Meachen. |
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题名:
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Simple machines / , |
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出版发行:
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出版地： New York 出版社： Scholastic 出版日期： 2012 |
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载体形态:
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48 pages 22cm. |
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内容提要:
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Examines ancient machines with timelines and photos, including how they have been used throughout history. |
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主题词:
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Simple machines |
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主题词:
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Juvenile literature |
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主题词:
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Lexile Quiz |