Please type the words on the birds as fast as you can before the birds disappear. when a birds is down, you can get some point. if 5 birds hasn't been broken before it disappears , you will lose one life. you have 5 lifes in total. If you break the birds just appear from the bottom of the screen will minus 200 points, then the birds at a higher height has low points, so break the birds at a low height can make a higher point.