The popular flash game "Happy Wheels" can be played in full on the official website: http://www.totaljerkface.com/happy_wheels.tjf You can also play a demo version of the game on the same website.
The main goal in Happy Wheels is to travel from one side of the level to the other flawlessly. There are several different characters and vehicles you can use for a variety of game play. Happy Wheels has been controversial in many media outlets for being very gory for a game designed for children. Players who enjoy gory games will love Happy Wheels' effects as characters are pierced through spiked fences, and their blood sprays across the landscape.