Looking for a children's toy that will delight, fascinate, and invigorate for years to come? Wiggly cart come to the rescue with the perfect toy: The revolutionary new Wiggly cart. It's like magic, but you don't need to be a magician to get it to work. The Wigglycart is a mechanical marvel that makes use of that most inexhaustible of energy sources, kid-power, by harnessing the natural forces of inertia, centrifugal force, gravity, and friction. It's so easy to operate; all it needs is a driver and a smooth, flat surface. It doesn't require an expensive power source that needs constant replacement. No batteries, no power-cells, no liquid fuel-just the occasional cookie or two. It's quiet too-the only sound you'll hear is the sound of its wheels. It provides kids with plenty of exercise, more so than most toys. And the Wiggly cart is engineered to be absolutely safe when used appropriately. Built to last: High-quality plastics Rugged and durable Extra decals included Deceptively simple to operate No pedals No gears No batteries required Measures: 16 x 32 x 15 inches