History of Educational Technology

  1890’s 1900’s 1910’s 1930’s 1940’s 1950’s 1960’s 1970s 1980’s 1990’s
Instructional Design   Edward Thorndike develops a scientific theory of learning John Dewey – Importance of hands  on activities and concrete examples Ralph Tyler refines idea of instructional objectives WWII stimulates work on systematic instructional design Skinner & Behaviorism. Bloom & Taxonomy Robert Gagne and cognitive views of learning.   Constructivist views of learning  
Instructional Technology Visual Education Movement develops Museums aid schools with teaching materials Films begin to be used as educational medium Radio is used for instruction WWII trainnig uses film and other media Television used for instruction Focus on impact of media on learning.   New types of media emerge for use in education Media becomes digital and can be manipulated by computers
Instructional Computing         Atanasoff & Berry invent the electric computer First generation computers such as ENIAC. Rely on vacuum tubes. Second and Third Generation computers developed Personal Computer invented WYSWYG GUI introduced to personal computers World Wide Web becomes popular