The K'NEX Super Mario Mario Kart 8 Mario Kart Building Set #38724 is a brand new sealed building toy set designed for ages 8 and up. This set features the popular Mario Kart theme from the Super Mario franchise, allowing kids to create their own Mario Kart tracks and race their favorite Mario characters. With the K'NEX brand known for quality building toys, this set is sure to provide hours of fun and creative play for young builders and gamers alike.