SMARTIVITY: STEM WHEELS - Ready Set Go! Get familiar with the concepts of motion elasticity and momentum faster than your car can race past the finish line. Smartivity's STEM WHEELS Educational DIY Learning toy takes the adrenaline rush to the next level! Build your own car load it into the launcher and watch it zoom away. This engaging DIY toy is perfect for kids aged 6 to 14 offering hours of construction and play. With easy-to-follow instructions children will enjoy a deeply engaging experience. Challenge your friends to a race and compete for the title of master racer. The Smartivity STEM WHEELS toy combines entertainment and education making it the perfect gift for birthdays and special occasions. BRILLIANTLY ENGINEERED DESIGN: Developed by a skilled team and rigorously kid-tested for over 1000 hours. Our experts brainstorm hundreds of ideas to create the most exciting and educational projects that are age-appropriate for children. Designed for Boys and Girls for ages 67891011121314 years old.