Stuntman Dude Game
How about making wonderful flights on the demonstration area by motorcycle? You can speed up with the up arrow key, use down arrow key to make the brake, right and left arrow keys to tilt the motorcycle. While you are flying the motorcycle over the ramps, by pressing Z, X, C, V, B, N keys you can make didderent movements and earn extra money. At the end of each section, you can spend the money you earn to develop the motorcycle.