Click 2 jewels next to each other to swap them and make lines of 3 or more of the same. When you make a match, the level rises in the meter next to Cos Girl. When the meter is full, you've completed a level. Under Cos Girl are 3 special powers. Use a star on a jewel, and its entire row will be cleared. Use a hammer on a jewel, and all jewels of that kind will be cleared from the board. Use the refresh arrow to scramble the board.