Smartivity Stem Wheels Stunt Demon
- Smartivity’s Stem Wheels Stunt Demon is DIY car that takes your child to the next level! Introduce your child to the STEM concepts of elasticity, motion, and momentum. Make your own car, load it into the launcher and experience it go zoom! Challenge your friends for a race and compete for the title of STEM car champion.
- this is awesome Stunt Car . It’s looking amazing .