When you select your difficulty, type the first letter of the difficulty you want. You can choose between easy, medium and hard. When selecting a backdrop, you will be asked for a number. Enter 1 for universe, 2 for black, 3 for white and 4 for school. When clicking on buttons try to click on the outline. Playing is pretty straightforward, you use the arrow keys to move the ball left and right and try to land on the platform as many times as you can. Please like and favorite if you enjoy.