The Exploratorium
Science Snacks
Snacks about Electricity

Snack name


Charge and Carry

Store up an electric charge, then make sparks.

Circles of Magnetism I

You can make a magnetic field that's stronger than the earth's!

Circles of Magnetism IV

Two parallel, current-carrying wires exert forces on each other.

Eddy Currents

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

Electrical Fleas

Start your own electric flea circus!


What's your (electrical) sign?

Hand Battery

Your skin and two different metals create a battery

Holding Charge

Use static electricity to stick a straw to the palm of your hand

Magnetic Pendulums

Copper coils become electromagnetic swings.

Magnetic Suction

This experiment shows how your doorbell works.

Motor Effect

A magnet exerts a force on a current-carrying wire.

Short Circuit

What happens when you blow a fuse?

Stripped Down Motor

As motors go, this is about as simple as it gets.