How far can you jump? Here you can do multiple jumps and stunts, and if they are more complex you'll earn more points! In the first level there's one ramp and 8 jumping cars. Remember to brake fast after you jump or you'll crush on the other side!
Keep pressed the left mouse button to accelerate, click he right button to brake, and combine movements and left and right clicks to do all kind of tricks: you should try to find them out.