Build your very own wooden music machine by following easy and step-by-step instructions. Imagine, not just owning, but having your child build their first-ever instrument! Learn about the concepts of gear mechanics, vibrations, and musical notes along the way. Trusted by parents and loved by kids in 30+ countries. Every Smartivity toy goes through months of extensive research and testing before launch; carefully crafted by a team of toy designers, and tested by children, parents, & STEM experts.