In StockUsually ships the next business day.Item # THA-555001dsRecommended age: 8 and up
Regular Price: $44.89Our Price: $42.65
Build your own models powered by air and water pressure to learn about the laws of physics. This unique kit allows you to build two different air-and-water-powered systems. Compete with your friends to see whose water-jet propelled car and hydro-pneumo car goes the fastest!