Game developer Rare has done a great job of creating a unique and fun game for all. This is a game that requires you to hone your skills and patience in order to complete the challenges. It has a wide variety of challenges, from clearing a nuclear truck's path to finishing laps in a certain time. There are three different difficulty levels - easy, medium, and hard - that you earn by beating all the levels in the preceding difficulty. There is a lot to do in this game.