If using both hands simultaneously in this game is a great Strategy. It' s a great game of skill and you have to be very smart. Since you have to move two dolls. The two of you have to help each other to overcome obstacles to pass the screens, pressing buttons so that the objects move, you have to get the diamonds each one that corresponds with its color until you reach the end that is the exit door and you go up of level. They are controlled with the arrows and with a, w, d on the keyboard.