Learning about electricity

This is what JSV learned about electricity this week.
• If you want to make a light glow you have to make a circuit.
• It can be dangerous.
• To make some things work you need electricity.
• Electricity comes from power lines, sun (solar panels), lightening and batteries.
• If you are going to make a circuit it will not work without a battery.
• Batteries can be different.
• Batteries have + and – on them.
• If you use two strong batteries it can blow the light.
• Metal conducts electricity the best.
• Ruler does not conduct electricity.
• Most things made out of metal conduct electricity.