Not Your Usual Jigsaw Puzzle
This is amazing, the picture has movement in it the entire time you are working on it.
Drag the pieces together to make a picture. Yes, it can be done completely! When you complete the puzzle you will hear applause. Don't delete it until you give it a try.

http://www.brl.ntt.co.jp/people/hara/fly.swf

that is pretty cool