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July 12, 2016 AT 9:00 am

Modulated Coil: Electricity, Magnetism, & Sound Science Activity #makereducation

ModulatedCoil DSC 3249 H1

Another awesome activity from Exploratorium Teacher Institute Project.

Perfect for when it’s to hot to go outside!

Transfer the sound from an iPhone, iPod, or radio to the speaker of a cassette-tape player by merely holding a coil of wire near the player when it’s running—without a cassette in place.

Read more.


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