Crayon Physics the most creative puzzle game

Crayon Physics is an amazing 2D freeware puzzle game for the PC and Iphone (see "Extras" below) created by Petri Purho as a prototype in under a week!!! .This is one of the most creative games I have played and what separates this game from the rest is its unique game play . The object of the game is pretty straight forward , you have to direct the ball to the star by drawing lines, circles