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Very early way of educational technology started with chalkboards.
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Around the turn of the 20th century mass produced pencils and paper become readily available, gradually replacing the school slate.
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In 1900s, film equipment was developed and refined. In 1902, Charles Urban of London began exhibiting the first educational films. Among these films were “slow-motion, microscopic, and undersea views”. In 1911, Thomas Edison also contributed to the use of film in the classroom by producing a series on the American Revolution.
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Educational radio programs began through BBC.
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In the 1930’s the overhead projector was widely used by the U. S. Military to train forces during World War II and eventually the device spread to schools.
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It was an example of behavioruism.
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Educational TV shows started.
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Learning through computer appeared.
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The digital compact disc, now commonplace in stereos and computers, was invented in the late 1960s by James T. Russell. It was not until 1980 that the first CD player was made; by Russell's own company.
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The arrival of the web into schools, along with the class computer and video projector, allowed truly global content sharing for the first time.
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The interactive whiteboard was originally envisioned by David Martin and Nancy Knowlton in 1987. Soon after, they co-founded the company SMART Technologies and introduced the world's first SMART Board in 1991.
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Just for information, people used web.
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Google was established.
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People- people
Interaction started! -
Youtube showed up just after Web 2.0
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Facebook, twitter appeared.
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Social & virtual learning showed up and people started to learn through videos, online videos and online websites
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Charles Wilson, Marvin Orellana, and Miki Meek. "The Learning Machines" The New York Times, September 15,2010.
https://www.researchgate.net
http://institute-of-progressive-education-and-learning.org
https://thirdspacelearning.com
Images -> https://pixabay.com
