Tap a ball to change it
Three touching balls which match will shatter
Each time you tap a ball, the counter in the bottom left corner decreases. If it reaches zero, the game ends
Score is added according to the value shown on the shattered ball
If one or two balls remain, use a life by clicking drop button in bottom right corner
If no lives are available, the game ends
When all balls are shattered, the next level starts
Try to beat your previous high score, or high level