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Images of images of images can repeat forever.
See pictures in thin air.
Levitating magnets show how the Earth’s atmosphere stacks up.
For magnets, strength isn’t necessarily in numbers.
Discover how both poles of a powerful magnet repel a grape.
Iron filings trace out magnetic field lines in three dimensions.
Copper coils become electromagnetic swings.
Magnetic lines stop here.
Ding dong! This investigation shows how your doorbell works.
Listen to the sound of rain falling—anytime, anywhere.
If you blow harder, will it go farther?
Investigate sea level rise with this model of continents and oceans.
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Attribution: Exploratorium Teacher Institute
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