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Jan 1, 1440
Printing Press
Printing press -
Hornbook
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Magic Lantern
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Typewriter
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Chalkboard
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School Slate
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Pencil
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Stereoscope
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Period: to
Broadcasting and Video
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Radio
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Film Projector
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Overhead Projector
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Mimeograph
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Skinner Learning Machine
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Educational Television
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Handheld Calculator
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Personal (Plato) Computer
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The C_D Rom
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Laptop
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Internet
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Google and Wikipedia
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Inter Active whiteboard
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Youtube
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Mooc
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Increasing Use of Virtual Learning
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References