Making Machines out of paper and sticks

by Matthew Loth and Tara Chklovski

Have you ever wondered how a gull's wings work or how your heart is able to pump blood up against gravity, how a hot air balloon is able to lift hundreds of pounds just with hot air? These are just... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1463522002
• ISBN13: 9781463522001
• Release Date: June 2011
• Publisher: Createspace Independent Publishing Platform
• Length: 34 Pages
• Weight: 0.20 lbs.
• Dimensions: 0.1" x 8.0" x 10.0"