Left arrow or a key to go left, right arrow or d key to go right. Hit the ball for score. If the ball touches the lava you have to restart. The Variable "total score" keeps track of how much score you've gotten in total. Hope you have fun! :D
Tutorial: TechWizard If you have more than 15 points, the ball bounces less. If you get more than 30 points, the ball bounces even less.