#42 - Electricity #5 - Switches, fuses, Circuit breakers & Transformers
#40 - Electricity Part 4 - Ohm's law, Super conductors & Shocks
#39- Electricity Part 3 - Circuits AC vs DC Water power, Outlets, 120 vs 240
#37 - Electricity part 2 - Volts Amps Watts
#35 - Electricity Part 1 - Atoms, Static Electricity & Lightning
