Ringmania is an interesting skill game on www.flash-games.net for free. The goal for you is to eliminate colorful balls as many as you can. In this game, you can use your left/right arrow keys to turn the center circle in a clockwise or an anticlockwise way. Try to move to the position that you want the new rings to fall. Once 3 of same color balls are connected, they will disappear. Be careful that the rings crowd grows too big will make it much more difficult to move efficiently. This game is very interesting, have fun and good luck!