Levers

by David Glover

Book Overview

How are wheelbarrows, can openers, and bicycle brakes alike? Why is it easier to hold a bolt tight with a pair of pliers than with your bare hands? Why is it easier to eat a carrot with back teeth... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 1575720809
• ISBN13: 9781575720807
• Release Date: January 1996
• Publisher: Heinemann Educational Books
• Length: 24 Pages
• Weight: 1.10 lbs.
• Dimensions: 0.3" x 8.0" x 10.7"
• Age Range: 6 years and up
• Grade Range: Grade 1