The objective is simple and tasteful, not the same color as the stones side by side, you need to bring. 2 players in the game, each of the main menu to see the controls you can click the red question mark. Multiply slowly in the game as the top of the stone you receive by pressing the down arrow and similar color as the stones become aligned to press the up arrow so that it would return the stone group would have been destroyed. One person can play this game with your friends or you can play as well as race.