RELATED: The Best Scooters For Kids & Adults The Razor Crazy Cart is a 55-pound electric drifting go-cart that lets kids unleash their inner Vin Diesel all over the driveway without fun-killing encumbrances like brakes and seat belts. It can drift sideways, go backwards, whip around corners and pull off complete spins at a top speed of 12 miles per hour, which doesn’t sound like much until they’re uncorking a killer 360 with mere inches between them and pavement, like so: Razor Crazy Cart Buy Now $299 Razor Crazy Cart XL Buy Now $575
