A mechanical take on the traditional xylophone! Smartivity projects are designed to help children learn the skills required for success in real life, and all-around development. Make a machine that’s music to your ears while introducing children to sound, music, vibrations, gears, and ratchet pawl mechanism. Xylofun has everything needed to build a machine that lets kids begin to explore music. Once assembled, learn about music notations, play the two simple tunes included, and actually compose music by arranging, rearranging, and placing the pegs in different slots. Can be painted or colored once built. Contains 208 pieces including metallic sound plates, engineered wood components, and step-by- step instruction booklet. D.I.Y. time: 40 minutes / Play time: unlimited. Ages 8 years and up. Meets all ASTM, US CPSC, and CPSIA safety standards.