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Simple activities introduce such machines as the lever, the inclined plane, the screw, the fixed pulley, the wheel and axle, and the wedge, and show how we use these tools to make our work easier.
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Previews available in: English
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Juvenile literature, Simple machinesShowing 1 featured edition. View all 1 editions?
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- Created April 1, 2008
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September 29, 2020 | Edited by MARC Bot | import existing book |
January 23, 2012 | Edited by ImportBot | import new book |
August 12, 2011 | Edited by ImportBot | add ia_box_id to scanned books |
July 8, 2011 | Edited by ImportBot | import new book |
April 1, 2008 | Created by an anonymous user | Imported from Scriblio MARC record |