(RECCOMMEND FULLSCREEN FOR BETTER EXPERIENCE)If you move the mouse left and right the green board will move side to side. The aim of the game is to make sure the ball doesn't hit the floor, to do that you move the green board under the ball so the ball can bounce off the green board!
I got this idea when I was at school thinking how good it would be if we could make games on scratch at break time and how I would totally make a ping pong game because it's an easy game to make.