Build your own fully functioning Speedster race car and launcher with multiple mechanical action based dynamic gameplays in this STEM building project. Learn about the principles of motion, elasticity, torque and momentum in this building toy. When you have completed the build of this 3D wooden toy, place the Speedster in the launcher, press the release button, and watch it go! Includes engineered wooden sheet, bands, assembly hook, and all other parts to make this cool Speedster race car. Follow the detailed, easy to understand, self-paced instruction manual with large, easy to follow pictures. ASTM, EN-71 Toy Safety Certifications: tested in international toy-testing laboratories to ensure your child’s safety. This patented design is sturdy, durable and non-toxic and trusted by parents and loved by girls and boys 6 years and older throughout the world. Smartivity is focused on building toys with a purpose. We believe in the power of play, the promise of STEM, and the pride that comes with making things with your hands. Every child has the potential to shape the future, and it starts with the allowing kids to explore the fun world of interactive play while also encouraging cognitive and tactile learning. Our line of build-it-yourself toys empower kids with the intrinsic understanding of STEM fundamentals through play.