Make more than 300 projects with Elenco's Electronic Snap Circuits-make learning electronics easy and fun! Just follow the colorful pictures in the manual and build exciting projects such as FM radios, digital voice recorders, AM radios, burglar alarms, doorbells and much more! You can even play electronic games with your friends. All parts are mounted on plastic modules and snap together with ease. Enjoy hours of educational fun while learning about electronics. No tools required. Uses 2 AA batteries, sold separately. Ages 8 and up.