Ludum Dare 32 Entry Theme: Unconventional Weapon 

Made in 72 hours

Roll down hill in an experimental testing field in the mountains of Happy Ville. Smash houses as a giant tractor tire, get the highest weapons testing score in this incredibly difficult to control physics based game.

Playable in your web browser (and downloadable for both Windows and OS/X) Here: http://ludumdare.com/compo/ludum-dare-32/?action=preview&uid=45008