This looks like so much fun to race toy cars with friends. From YouTube: "Just got my hands on the brand-new LEGO Super Mario: Mario Kart sets and built my very own real-life kart-racing machine ...

Credit: Mashable They've got all your favorites: Mario, Luigi, Peach, Wario, Rosalina, Toad in a funny little shoe car, Bowser in ... These Mario Kart Hot Wheels toys are debuting at San Diego ...

LEGO Super Mario: Mario Kart Yoshi Bike – Building Toy Set for Kids ... Standard Tires and Blue Standard Tires, a working car elevator, tools and two Blue Toad figures ready to get to work.

for perhaps a little real-life quad-screen Mario Kart action if you have enough of the things. We can see that this idea has plenty of potential beyond the mere fun of driving a toy car around ...