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Paperback, 2002
Current format, Paperback, 2002, , All copies in use.
Paperback, 2002
Current format, Paperback, 2002, , All copies in use. Offered in 0 more formats
What is an inclined plane? How do you use a wedge? Using easy-to-understand examples and fun-to-do experiments, discover how these two simple machines work and make the work that you do easier.
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