The K'nex MarioKart Wii Mario and Donkey Kong Circuit Start Line Building Set is a retired 234 piece toy from 2012 that allows children aged 6 and up to construct various tracks and circuits featuring characters from the Mario and Donkey Kong series. Made of durable material and packaged in a box, this set by K'NEX is perfect for fans of the Mario Kart franchise looking to create their own gaming experiences. With a construction theme and unique features, this set provides hours of fun and creativity for young builders.