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The wheel of life or "zoopraxiscope
It was made by William Lincoln, moving drawings or photographs were watched through a slit in the zoopraxiscope -
Typewriter
Christopher Sholes was the man who invented it. -
Film projector
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Radio
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television
By the early sixties, there were more than 50 channels of TV which included educational programming that aired across the country. -
Photocopier
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Interactive whiteboard
this is a more interactive system that uses a touch-sensitive white screen, a projector, and a computer.
