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1 jan 1939 ano - Closed circuit television was first used for learning in Los Angeles public schools and at the State University of Iowa.

Descrição:

By Wags05 at English Wikipedia (Own work) [Public domain], via Wikimedia Commons

Adicionado na linha do tempo:

A Brief History of Educational Technology

18 set 2017

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0

832

Data:

1 jan 1939 ano

Agora

~ 86 years ago

Imagens:

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