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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 gen 1800 anni - Las pizarras de tiza comenzaron a usarse en las escuelas alrededor del siglo XVIII
Aggiunto al nastro di tempo:
Historia de la Tecnología Educativa
By
Alejandro Matos
9 nov 2019
0
0
498
Data:
1 gen 1800 anni
Adesso
~ 225 years ago
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