Sport game Gravity Driver is free on www.flash-game.net. Visit here to entertain yourself. You are going to drive a car in a tunnel. At the beginning of each game, you will get a number of distances. You must run as fast as possible to get finish that goal. Drive the car with the arrow keys or WASD. The tunnel is full of dangers. Watch it and change your direction timely! You have only one life in each game. Now, time to run!