Extreme sky diving: 2200 headwords
Auteur :
Waring, Rob
Éditeur :
Waring, RobNational Geographic,
ISBN :
9781424022120
Date de publication :
3 mai 2009
Dimensions :
15,2 x 21,0 x 0,4 cm
Poids :
88 g
Langue :
Anglais
Pays d'origine :
USA
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?