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26 gen 500 anni - EL ABACO

Descrizione:

Se utiliza este dispositivo desde 2000 a. C para efectuar operaciones aritméticas, aunque no es propiamente en ese momento una tecnología enfocada a la educación

Aggiunto al nastro di tempo:

Historia de la Tecnologia Educativa

ByDILSA YAMILE ALARCON
8 ott 2018
0
0
397

Data:

26 gen 500 anni
Adesso
~ 1526 years ago

Immagini:

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