Smartivity's STEMWheels Race Truck construction car takes adrenaline rush to the next level! Introduce your child to the concepts of motion, elasticity and momentum, faster than your child's car can race across the finish line. Build your own car, load it into the launcher and watch it go zoom! Challenge your friends for a race and compete for the title of the champion. The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.