Try to remove all balls. Any cluster of 2 or more balls can be removed.
Try to remove all balls. Any cluster of 2 or more balls can be removed and will add the value indicated.
The scoring can be expressed in the formula "Y=X(X-1)". X represents the number of balls grouped together, Y is the resulting score. For example an elimination of 16 balls will result in 240 points (240=16(16-1)).