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Previews available in: English
Subjects
Machinery, Juvenile literatureEdition | Availability |
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Book Details
Table of Contents
How do simple machines help people do work?
How do a pulley and a wheel-and-axle help people do work?
How do other simple machines help people do work?
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History
- Created March 28, 2021
- 3 revisions
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December 9, 2022 | Edited by ImportBot | import existing book |
November 9, 2022 | Edited by Tom Morris | merge authors |
March 28, 2021 | Created by MARC Bot | Imported from Internet Archive item record |