Players need to control a small firing ball to hit off other ball. This game needs your patient and a clear mindset to play. Sometimes you may have to adjust the angle to play which helps you to upgrade to another level, when you have more experience of playing it, you would find it less difficult to finish the levels. Instruction for players: 1.The games has 32 levels, the higher levels would be more difficult. 2.Touch the screen to adjust the angle of the firing ball. 3.Shoot the firing ball to hit other green balls could help you to upgrade levels. 4.You only need to hit the green balls, hitting others may help you or not to finish the levels. 5.The more green balls you hit, the higher score you can gain.