Time to take a memory test again! Are you able to memorize and recall the positions of the color balls so as to pair them up? At each level of the game you will be given a number of covered balls. The balls will first be revealed for a few seconds, and you need to memorize their colors and positions. After the balls are covered again, click to pair the balls which are in the same color. 500 points will be awarded for each correct match, but you will lose 200 points for each wrong pair. The number of balls and the varieties of colors will increase as you advance in the game. Challenge your mind and observe carefully!