Amazon.com has Smartivity Stunt Demon STEM 3D Wooden Model Truck for Kids Ages 6 and Up (SMRT1107) on sale for $5.22.
- Build this incredible Stunt Demon truck and launcher and learn about the principles of motion, elasticity, torque and momentum in this incredible STEM building toy
- When you have completed the build of this 3D wooden toy, place the Speed Demon in the launcher, press the release button, and watch it go!
- Includes engineered wooden sheet, bands, assembly hook, detailed instructions and all other parts to make this cool Stunt Demon truck
- Made from safe, non-toxic, engineered wood
- Easy to assemble, no glue or tools required