| |
Ten electricity/electronics projects that students can build. Does not require special skills or equipment. All of these projects, designed to acquaint students with basic electronic theory, really work. Circuits include radio receivers, Morse code oscillators, a CW (continuous wave) transmitter, and audio oscillator applications, such as a burglar alarm and patrol car siren. Requires 9-volt battery (included). For grades 5+. Contents: project guide, electronic lab, wires, white earphone, and capacitor. | |