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Make a magnetic field that's stronger than Earth's.
Make a speaker that turns changing electric current into sound.
Change the measured weight of an object—without touching it.
Ding dong! This investigation shows how your doorbell works.
Magnets can affect things that aren’t magnetic.
Hear the magnet!
A magnet exerts a force on current-carrying wire.
Make a simple mini-motor.
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Attribution: Exploratorium Teacher Institute
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