B. Man, Technology and Electricity
B1 Man and Technology
B 1.1 Renewable Energy Sources
B 1.2 Navigation and Orientation in Nature and in the City
B2 Electric Power and Electric Circuits
B 2.1 Simple Motors (Homopolar Motors)
B 2.2 Electric Circuitry in the Home
B3 Machines and Devices in Household
B 3.1 Solar Ovens and Rocket Stoves ►
B 3.2 Electronic Home Security Systems
B4 Household Appliances
B 4.2 Electric Cooker, Induction Cooker and Microwave Oven
B5 Technical Electronics
B 5.1 Smartphone Applications (e.g. Sensors)
B6 Housing fittings
B 6.2 Environment Friendly Heating and Air Conditioning Systems for a Family House, Regulation