Use WASD or the arrow keys. You can use the spacebar to jump, too. Press r to restart the level and press p to pause the game. Press q to spin. If you find any glitches please tell me in the comments.
Super duper big thanks @cakewizard for inspiring me. Go check out her "Totoro" project. https://scratch.mit.edu/projects/115306132/ Also big thanks to @djpro for the platforming script.