In this game you have two measurement meters. To start and stop the meter you press the space bar. The hieght meter (the verticle one) measures if you will hit the ball. If you stop the marker in between the two blue lines, then you will be able to hit the ball. The power meter (the horizontile meter) measures how high you hit the ball. After that the pitcher wil pitch the ball and you must press the space bar to swing your bat! The object of this game is to try and hit a home run!!!