You have to drive over the hills and surmount other obstacles while driving your motorbike. Grab all the stars as you go on. Do not tip over or you will have to restart the game. The instructions are as follows:br/Finish each level as quickly as possible.br/The controls are the up arrow key is for either moving backward or forwardbr/Left and right keys for controls in the air. br/It is a great game and it has exemplary graphics worth seeing. The background score is tantalizing.