Experiments with simple machines
Describes various kinds of simple machines, showing how they can be made out of easily obtainable objects and detailing experiments that show how they make tasks easier to perform.
| Main Author: | Tocci, Salvatore. |
|---|---|
| Format: | Books Print Book |
| Language: | English |
| Published: |
New York :
Children's Press,
2003.
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| Subjects: |