The Gravity Box
Macera, Norman
The Gravity Box is the tale of two boys out to save the world. While these two-wannabe scientists are running their own secret experiments, Shawn and Jimmy have come across an eccentric, old Professor. The Professor has invented a machine that not only allows people to fly, but also has the power to increase and decrease the gravity of any object that they focus the machines mysterious green beam on. Terrified of heights, the Professor allows ...