Press the up, down, left, and right arrows to make the hedgehog move. When it touches a green dinosaur, your score increases by 10. When it touches a red enemy dinosaur, your score decreases by 1. Note to everyone: I really want to flesh this out but I can't. I found the rules for how to remix and followed them, no extras. :)
Changelog: v1.0 - project released v1.1 - fixed the bugs.