4M Kidz Labs / Tornado Maker 00-03363

Create a furious, spinning tornado right on your tabletop! This cool science kit allows you to build a tornado maker that attaches to a standard plastic bottle. Fill the bottle with water, switch on the motor, and watch an amazing vortex form instantly. It's a fantastic, hands-on demonstration of the powerful science of fluid dynamics and a mesmerizing gadget for any desk.