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Electricity and Magnetism

Start your own electric flea circus.

When a piece of iron gets too hot, it loses its attraction to a magnet.

Make a magnetic field that's stronger than Earth's.

Make a speaker that turns changing electric current into sound.

Tune in to tunes with your teeth.

Break water into hydrogen and oxygen with a simple device.

Build an electroscope to detect electrical charge using straws.

A magnet falls more slowly through a metallic tube than it does through a nonmetallic tube.

Discover how both poles of a powerful magnet repel a grape.

Store up an electric charge, then make sparks.

Use your breath to make a visible change in an electric circuit.

Listen to a beam of light.

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