play and magic contrast is not much, novel finger movement, by pressing, pushing the ball color, were returned to the same color ring. 1. Disturb the position of the color balls and randomly disrupt the color balls. 2. In the process of pushing, make an effort to the concession pit a little, otherwise the color ball can not be pushed into the concession pit smoothly, and the “click” sound to complete the displacement is heard. 3. Send the color ball back to the corresponding color ring in the shortest possible time. Single player exercises: Use timers to complete recovery in as short as possible Multiplayer game: disable their respective color and see who takes the least time to recover.