Comprehensive and well built set for the teaching of electrodynamics. Must provide practical works on themes: capacitor charging and discharging, induction and self-induction, alternate current, Labert's illumination law. Completeness: metal working field, lever switch, multimeter, capacitors, resistors, variable resistor, luminodiode with resistor, diode, transistor, photo element, thermistor, lamp, plate for capacitor installation, core induction coil.