Free online course in Scratch: https://www.udemy.com/scratch-game-programming/?couponCode=GET_SCRATCHING Many more games in the free Scratch Programming Playground book! https://inventwithscratch.com/book Run this game program in your browser at http://scratch.mit.edu/projects/11708677/ With MIT's Scratch 2.0 programming environment, Al demonstrates making a Scratch programming that has gravity and double jumps. More Scratch screencast tutorials can be found at http://inventwithscratch.com