Motocross Challenge is a dirt bike stunt-based adventure for ultimate bikers. In this motocross challenge you can choose a bike rider and play with him through three game modes. In the first Time Trial you must complete the level in the given time, in the second you can race against opponents and in the Stunt Zone you can perform crazy stunts. Use the keyboard arrow keys to interact. Press up arrow key to accelerate, down arrow to slow down and move backwards, and left/ right arrow keys are to lean left/ right. Buy new bikes, upgrade and have infinite fun with Motocross Challenge.