Nasco Electronics Kit

Everything needed to learn about switches, series and parallel circuits, lights, short circuits, electrolysis, conductors and insulators, fuses, Morse code, and resistance. Includes 5 in. x 7 in. circuit board base, 4-cell battery holder, brass strip, two light bulbs with holders, Morse code key and switch, two light bulb holder clamps, 10 long wires, 10 short wires, two resistors, 20 springs, 20 brass fasteners, 20 washers, fuse, and a 20-page instruction booklet with circuit diagrams and illustrated circuit board layouts and components. Requires four AA batteries (not included).