Encourage your children to learn S.T.E.M. skills with the Snap Circuits 3D M.E.G. Set from Elenco. Designed for ages 8 years and older, this set builds over 160 projects using more than 60 parts, including new parts like 3D Rotating Snaps, 2-sided base grid with thru-snaps, rotating mirror ball, special LEDs, melody IC, magnet switch, and more. M.E.G. is an acronym for Magnetics, Electronics, and Gears. 3D construction components are compatible with all Snap Circuits sets. Requires 3 AA batteries (not included).