Cruise Control Smartivity's STEM Wheels - Race Truck construction car takes the 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 "Champion". Age: 6+ Inside the box wooden parts elastic bands components step-by-step illustrated construction manual learning activities