If you have little Mario Kart fans running around, check out this deal on Mario Kart K’NEX Building Sets! The more you buy, the more you save! If you are looking for just one, you can get it for #8.99. But, the more you buy, the more you save! You can buy 6 (or more) and grab them for as low as $6.99 each! Hurry as they are flying off the “shelves”!