Click the green flag then the more you press the space bar, the balls will duplicate. By the way there will be only 1 ball that is not moving. When you press the up arrow it will go up. When press the down arrow it will go down. when you press the right arrow it will go right. When you press the left arrow all the balls will go in one line.Every time when you stop the game, the ball that did not move will go to another place. When you click the screen, the screen will stop for a few microseconds and it will stop when there will be a lot of balls.
