Crayon Physics Deluxe is a 2D physics puzzle game by Petri Purho, in which you get to experience what it would be like if your drawings would be magically transformed into real physical objects. Solve puzzles with your artistic vision and creative use of physics.
The game features:
-Greatly improved physics (you can draw what ever you want)
-Huge number of new levels
-Easy to use level editor
Video on his main page.