Janice VanCleave's Machines: Mind-Boggling Experiments You Can Turn Into Science Fair Projects

by Janice VanCleave

Book Overview

How is your forearm like a lever? * What makes it easy to pull a flag up a flagpole? * How can a windmill help to do work? Janice VanCleave's Machines includes 20 simple and fun experiments that allow... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0471571083
• ISBN13: 9780471571087
• Release Date: February 1993
• Publisher: Wiley
• Length: 96 Pages
• Weight: 0.45 lbs.
• Dimensions: 0.3" x 8.1" x 8.3"
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7