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1 jan 1901 ano - Popularized around 1870, the magic lantern was used to project images on glass plates. The predecessor to the modern projector.

Descrição:

By Andrei Niemimäki (Flickr) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons

Adicionado na linha do tempo:

A Brief History of Educational Technology

18 set 2017

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835

Data:

1 jan 1901 ano

Agora

~ 124 years ago

Imagens:

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