60-Project Electronic Playground and Learning CenterDetails: Build over 60 electronic projects including a finger touch lamp, a metal detector, a transistor radio, and an alarm with the 60 In One Electronic Playground. Learn about voltage, currents, resistors, capacitors, and much more. Uses spring hook up method. Create with confidence using the spring hook up method and get ready to explore the world of science and electronics! Don't just observe get your hands dirty and take your creations to the