Help students understand modern technology as they follow circuit diagrams and build basic electronics that really work! This kit is an excellent choice for beginners and advanced students. More than 300 electronic devices can be designed with the components in this kit including an AM radio, flashlight, burglar alarm, blinkers, voice-activated devices, electronic games and more. Durable plastic modules easily clip together and mount on the plastic “circuit” board—no addition tools or soldering are required. All the components and instruction diagrams are color-coded so building is a snap! Complete instruction book provided. Four AA batteries are required, but not included.