Pulleys

by Valerie Bodden

"A foundational look at pulleys, explaining how these simple machines work and describing some common examples, such as gears and chains, that have been used throughout history"--Provided by... This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 1608180107
• ISBN13: 9781608180103
• Release Date: January 2011
• Publisher: Creative Education
• Length: 24 Pages
• Weight: 0.70 lbs.
• Dimensions: 0.3" x 10.0" x 8.7"
• Age Range: 5 to 7 years
• Grade Range: Preschool to Grade 2