Mr. Circle Platformer is well, a pretty awesome platformer. In #1, there's just the ground and some red, in #2, there's jump and zoom pads, and in #3, there's jetpacks and powerups!

#1:
http://scratch.mit.edu/projects/14737582/
#2:
http://scratch.mit.edu/projects/14818585/
#3:
http://scratch.mit.edu/projects/14872492/

Thank you!