Static

How overhead projectors took over your classroom

First reported by The Verge · 5m ago

The signal ●○○○ Brief pending · reported by The Verge, the single source so far

What happened

It used to be so easy to get away with things in school. The teacher, after all, was always turned around writing at the chalkboard! But then came a bit of technology, previously mostly used for milit...

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Tech

How overhead projectors took over your classroom

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