Here"s a fun and engaging way to learn how gizmos and gadgets work. This Snap Circuits Deluxe kit builds more than 500 projects. A Dr. Toy Winner for the top 100 best children"s products, it has easy-to-identify, color-coded parts and teaches electronic circuits through practical applications. Kids can create their own experiments and games, or build their own digital voice recorder, AM radio, digitally tuned FM radio, AC generator, screaming fan, whistle switch and much more. The kit contains more than 75 pieces and the projects are uncomplicated. Features on/off switch on work board. Choking hazard—small parts. Not for children under 3 years.