From the Manufacturer

Bring Mario Kart Wii to life. Build Mario in his Sprinter Kart and race past the Chain Chomp from the Mario Circuit Track. The set includes the parts to build Mario, a Sprinter Kart with a super-fast, battery-powered motor, a Chain Chomp obstacle and 2 collectible items from the game: a Star and a Banana Peel. Also includes 6 pieces of buildable, interconnectable track - combine this set with other sets from the Mario Kart Wii Series to build even bigger tracks. Ages 6 . Standard K'NEX parts made in the U.S.A. Special components made in China. Packaged in the U.S.A.