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History of Educational Technology

  • Machine to Print Alphabet

    Machine to Print Alphabet
    Christopher Sholes develops a machine to print the alphabet.
  • Keyboard

    Keyboard
    August Dvorak creates a keyboard that is easier to learn
  • PLATO

    PLATO
    An early CAI system, PLATO, was initiated at the University of Illinois at Urbana-Champaign and later developed by Control Data Corporation.
  • Type writer

    Type writer
    IBM brings out the MT/ST (Magnetic Tape/Selectric Typewriter).
  • calculator

    calculator
    --Texas Instruments develops the first hand-held calculator.