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The Development of Education Technology
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The invention of film projection
Similar to the motion-picture projector, Thomas Edison predicted that, thanks to the invention of projected images, “books will soon be obsolete in schools. Scholars will soon be instructed through the eye.” -
Sidney Pressey's Mechanical Teaching Machines
In the early 1920s Sidney Pressey, an educational psychology professor at Ohio State University, developed a machine to provide drill and practice items to students in his introductory courses. -
B.F. Skinner broadens the teaching machine
Skinner creates a machine that can teach curriculums at any grade level, and multiple subjects. The teaching machine had such instructional potential because it provided immediate and regular reinforcement that maintained students’ interest. -
Educational Television
By the early sixties, there were more than 50 channels of TV which included educational programming that aired across the country. -
The calculator
Finally a calculator could fit in the palm of your hand. This device would redefine the way students solve algebraic equations, and eventually much more. -
The personal computer is put to use
Digitized communication and networking in education started in the mid 80s and became popular by the mid-90's, in particular through the World-Wide Web (WWW), eMail and Forums. -
The interactive whiteboard
The chalkboard got a facelift with the whiteboard. That got turned into a more interactive system that uses a touch-sensitive white screen, a projector, and a computer.
