In the sale you will find especially cheap items or current promotions.
Want to part with books, CDs, movies or games? Sell everything on momox.com
In his first book for children, the worlds preeminent theoretical physicist and author of "A Brief History of Time" teams with his daughter for a tale of a boy who befriends a computer that helps him to travel to other planets and a black hole. Includes four 8-page full-color inserts of scientific photos. Illustrations.