Use the arrow keys to move. Climb to the top of the screen by jumping on the cloud. Goal is to make it from the Winter Planet to the Spring Planet. If you touch the bottom of the screen, you fall back a level. YES, IT IS PURPOSEFULLY HARD. To play again, you have to refresh.
This was originally going to be an animation test. It might be a little jumpy when you click play, but it sorts itself out. Also, don't listen to the music too intently, because it's literally hypnotizing. Loosely based off of the game Waker (gambit.mit.edu/loadgame/waker.php).