Simple Machines
Book Description
Learn how work becomes easier by using a lever, pulley, inclined plane, wedge, screw, or wheel and axle.
Book Information
Publisher | Perfection Learning |
Binding | Library Binding (2 editions) |
Reading Level | Ages 4-8 |
# of Pages | 24 |
ISBN-10 | 0756947073 |
ISBN-13 | 978-0756947071 |
Publication Date | 12/01/2005 |
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