The History of Eductional Technologies

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  • HORNBOOKS

    HORNBOOKS
    Hornbook, form of children’s primer common in both England and America from the late 16th to the late 18th century. A sheet containing the letters of the alphabet was mounted on a wooden frame and protected with thin, transparent plates of horn.
    Source; https://www.britannica.com/topic/hornbook
  • MAGIC LANTERN

    MAGIC LANTERN
    The first transparencies ( ‘slides ’) for use in such lanterns were hand-painted glass disks mounted in wooden frames. Despite these early antecedents, it was not until the middle of the nineteenth century that the lantern came to be used in America, as a result of efforts by the Langenheim Brothers of Philadelphia to produce lantern slides photographically.
    Source; https://www.tandfonline.com/doi/abs/10.1080/03087298.1987.10443777?journalCode=thph20
  • SCHOOL SLATE AND CHALKBOARDS

    SCHOOL SLATE AND CHALKBOARDS
    A slate is a thin piece of hard, flat material encased in a wooden frame that was used for writing and arithmetic at schools (Educational Technology, n.d.).
    Source; https://mariavillalobosstoryboard.wordpress.com/2017/01/16/1890-school-slatechalkboard-2/
  • STREOSCOPE

    STREOSCOPE
    The stereoscope is a device used for viewing pairs of photographs as a three-dimensional image based on the principals first discovered by the ancient Greek mathematician Euclid.
  • FILM PROJECTOR

    FILM PROJECTOR
    Filmstrips were used to show educational films in classrooms, serving as a predecessor of videocassettes, DVDs and Blu-ray technology. Filmstrip projectors allowed teachers to pause presentations for class discussions by turning a knob, and the projectors were widely used in classrooms
  • MIMEOGRAPH

    MIMEOGRAPH
    Alfred Blake Dick. Dick, whose company licensed Edison’s technology, invented the mimeo stencil and marketed the first commercial mimeograph in 1887. Once text is cut (or typed) into the stencil, the stencil is wrapped and fastened around a cylinder. Rotating the cylinder forces ink through the stencil and onto individual sheets of paper served up from a tray.
  • HEADPHONES

    HEADPHONES
    The headphones and the idea of lessons could be listened through repetition started the idea of 'Language Labs', a practise still remains up to date.
  • TELEVISION

    TELEVISION
    The use of films for education became a household after the arrival of television set.
  • PERSONAL COMPUTER

    PERSONAL COMPUTER
    The computer introduced a way to teach students about the realities of 19th century pioneer life courtesy of the Oregeon Trail, one of the earliest, educational video games adopted by schools
  • INTERACTIVE WHITEBOARD

    INTERACTIVE WHITEBOARD
    A high-tech upgrade to the chalkboard, the interactive whiteboard meshed the computer with the ability for students to manipulate lessons digitally, in real time.
  • iPad

    iPad
    The 21st century answer to the school slate; a culmination of its technology predecessors, combing touch, video, and calculations in one unit.