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Overview
Wheels and cranks are simple machines that can be used to make other machines work. When you ride a bicycle, ride in a car, or use a school pencil sharpener you are using wheels or cranks, This book explains what wheels and cranks are and how they help you do everyday things. Topics include: What is a cam wheel? How does pedaling make bicycle wheels move? What are tire treads used for?
| ISBN-13 | 9781403440891 |
|---|---|
| ISBN-10 | 1403440891 |
| Weight | 0.30 Pounds |
| Dimensions | 7.75 x 0.25 x 10.50 In |
| List Price | $7.99 |
| Format | Paperback |
|---|---|
| Language | English |
| Pages | 32 pages |
| Publisher | Heinemann |
| Published On | 2003-07-03 |
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