The Smartivity Speedster 3D Wooden Model Engineering STEM Learning Toy for Kids Ages 6 and Up takes playtime to the next level, combining fun with foundational concepts of physics. As children assemble this engaging race car, they not only develop engineering skills but also grasp the principles of motion, elasticity, and momentum in a hands-on way. It's an exciting choice for parents and educators looking to inspire curiosity and critical thinking through active learning. 6+ years