First you shoot at the big wooden cart so that it goes back a little because it is moving forward then shoot the green ball in the air to try to break the crystal rectangles. Then keep shooting the wooden cart so it touches the red ball.
One color is normal and the other makes you float :)
In order to beat level 21 you have to actually spell the words "twenty one" and there you go your welcome!
its impossible
it is immpossible
you think
Die
move your mouse
you don't do anything
you hav eto do it with it
Try The Walkthrough
this was my question you dont have to answer. well you can...
yy5u5