- ISBN: 9781429692984 | 1429692987
- Cover: Paperback
- Copyright: 8/1/2012
What did one skydiver say to the other? May the force be with you! Get it? If you don#146;t get this joke, you need this book! It#146;ll teach you everything you need to know about what makes the world stop and go. The answers will prove the gravity of the situa