This award-winning kit provides hours of fun and educational play using colorful building blocks with embedded electronic components where you can make circuits that light different lights, create entertaining sounds, and spin a motor and fan. You can even build an FM radio to listen to your favorite music! There are 120 different projects to build, and all parts are compatible with similar brick construction sets to add even more fun to your building experience. The kit includes a press switch, push-button switch, reed switch, touch switch, lamp, star LED, speaker, audio block, power amplifier er block, FM radio receiver block, motor, and more!