Smartivity Stem Wheels Speedster

  • Build your very own wooden speed car by following easy and step-by-step instructions. Forget the exciting movies and race cars on screen, and give them the real deal! Learn about the concepts of Elasticity, Momentum and Motion along the way.
  • Trusted by parents and loved by kids in 30+ countries. Every Smartivity toy goes through months of extensive research and testing before launch; carefully crafted by a team of toy designers, and tested by children, parents, & STEM experts.