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1 gen 1972 anni - Scantrons are invented

Descrizione:

Every one's favorite test form is created with the purpose of being able to automatically grade multiple choice exams

Aggiunto al nastro di tempo:

Technology in Schools

ByKris Lessinger

2 nov 2017

0

0

338

Data:

1 gen 1972 anni

Adesso

~ 53 years ago

Immagini:

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