Use da arrow keys. The rest is in da game.
I had help from @N777, @18KwokJ, and @Griffpatch on the platformer (the blue thingy). The rest was my own. Expect a few glitches. When I remixed @N777's platformer, it was only a ball. It is pretty great now. The word 'Veshloaf' came from @Catvy.