Game description: This is a Department of Physics, games, fired cannons, designed to reach people smile. Shells of the collision, explosion embody a certain degree of physical effects. Considerable computing power and test the patience of the game is quite challenging. Operations Guide: mouse . Sight farther from the muzzle, the greater the intensity, in the pleasant face of the shells exploded near people or bad people fall into the water, can be so small and go to heaven.