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jan 1, 1923 - The radio was first used by Haaren High School in New York City in the classroom for teaching.

Description:

By Duncan Rawlinson (Flickr.com - image description page) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons

Added to timeline:

11 months ago
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181
A Brief History of Educational Technology

Date:

jan 1, 1923
Now
~ 95 years ago

Images:

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