Evolution of Educational Technology

  • Visual education

    Visual education
    Visual education movement develops
  • Scientific theory of learning

    Scientific theory of learning
    Edward L. Thorndike develops a scientific theory of learning
  • Museums aid schools

    Museums aid schools
    Museums aid schools with their need for teaching materials
  • Hands-on activities

    Hands-on activities
    John Dewey emphasizes the importance of concrete experiences and hands-on activities for children’s learning
  • Film

    Film
    Film is introduced as an educational medium.
  • Instructional objectives & schemata

    Instructional objectives & schemata
    Ralgh W. Tyler refines the concept of instructional objectives (i.e. behavioral objectives) F.C. Bartlett is credited with postulating the idea of schemata.
  • Radio

    Radio
    Radio is used for educational purpose.
  • Systematic instructional design

    Systematic instructional design
    World War II stimulates work on systematic instructional design
  • World War II training

    World War II training
    World War II training relies heavily on film and other media.
  • Electronic computer

    Electronic computer
    Atanasoff and Berry invent the electronic computer.
  • Skinner & Bloom

    Skinner & Bloom
    Skinner’s behaviorism is popular. Bloom develops his taxonomy
  • Instructional television

    Instructional television
    Instructional television is introduced.
  • Vacuum tubes

    Vacuum tubes
    First generation computers, like ENIAC, rely on vacuum tubes.
  • Cognitive views of learning

    Cognitive views of learning
    Cognitive views of learning, such as the work of Robert Gagne, come to the forefront.
  • Media sciences

    Media sciences
    Media sciences increasingly focus on the impact of media on learning.
  • Third generation computers

    Third generation computers
    Second, then third generation computers are developed.
  • Educational computer projects

    Educational computer projects
    Early educational computer projects, like PLATO, are developed.
  • Personal computer

    Personal computer
    The personal computer is invented.
  • Constructivist views

    Constructivist views
    Constructivist views of learning becomes popular and are the focus of much research.
  • New types of media

    New types of media emerge and are used in
    education
  • Graphical user interface

    Graphical user interface
    The graphical user interface is introduced to personal computers.
  • Media are digitized

    Media are digitized
    Media are digitized and can be manipulated
    by computer.
  • World Wide Web

    World Wide Web
    The World Wide Web popularizes the Internet.