by NationalGeographic (Author), RobWaring (Author)
Most people enjoy the sport of sky diving because they get to fall at extremely high speeds, but some people want to go even faster. One man is even experimenting with various methods of increasing his speed. What is he doing to go faster? Is it working?
Format: Paperback
Pages: 32
Edition: New edition
Publisher: Heinle-Cengage ELT
Published: 30 Jan 2009
ISBN 10: 1424012147
ISBN 13: 9781424012145