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24 sept 1841 año - Chalkboard Introduced

Descripción:

Schools had been utilizing individual slates since early 1800s, but the chalkboard was introduced in 1841. However, it took a couple of years for teachers to learn how to integrate it into the classroom.

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Education Timeline

ByBen Fulks
3 dic 2017

fecha:

24 sept 1841 año
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~ 182 years ago
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