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28 dic 1890 año - School Slate and Chalkboard

Descripción:

Used for over 100 years, the schools late helped students work and rework problems. Chalkboards are still going strong till this day. You can find them in almost every classroom.

Añadido al timeline:

Educational Technology

ByDayanira Feliciano
14 nov 2017
0
0
435

fecha:

28 dic 1890 año
Ahora mismo
~ 134 years ago

Fotos:

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