Elenco Snap Circuits Jr.
With Elenco Snap Circuits Jr., kids get a safe introduction to the wonders of electronic circuitry. More than 30 color-coded components snap together on a plastic grid to power a variety of electric parts. In this science kit a sound-activated switch, busy builders can make a siren blare, a musical doorbell ring, send a circular fan blade whirling, and more. These kits are compatible with others in the Snap Circuits line. No soldering is required, but AA batteries are needed.