Your task in this puzzle shooting game with physics elements is to shoot as few balls from your cannon as possible to fill all of the boxes with the same color as the smiley faces inside of them. Things can be much more complicated after the first look. There are teleporters, Gravity Wells and Trolley Carts which will make your job more difficult. Use YOUR MOUSE to aim and shoot the balls. Press NUMBER KEYS to switch color when needed. Have fun!