101 Questions about Muscles: To Stretch Your Mind and Flex Your Brain

by Faith Hickman Brynie

Book Overview

How much of a person's body weight is made up of muscle? Can you learn to control your heart rate using your mind? How does taking steroids affect muscles--and why are steroids dangerous? What causes... This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 0822563800
• ISBN13: 9780822563808
• Release Date: January 2007
• Publisher: Twenty-First Century Books (CT)
• Length: 176 Pages
• Weight: 1.35 lbs.
• Dimensions: 0.7" x 7.8" x 9.1"
• Age Range: 12 to 17 years
• Grade Range: Grades 7 to 12