Space Watermelons Use the up arrow key to fire thrusters, use right and left arrow keys to tilt. Dodge all the falling space watermelons. Its easy enough.
This game fits the theme of gravity because one needs an intimate knowledge of how gravity causes falling watermelons to accelerate, and how the spaceship is being affected by gravity in order to effectively decide how to maneuver the spaceship and dodge all of the watermelons.
