Up and down arrow keys to move, press space to throw. The aim is to pop the balloons and not get hit. The clouds aren't perfect I know but I wanted to work on something else lol just ignore them.
An edited version of Rock Blaster. I made it to teach another kid at our school's coding club how to make this sort of game. The original Rock Blaster game is from a coding book I found at the school library a few years ago - sorry can't remember what it was called.