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Birth of School Museums
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Public School System of Rochester, NY was the first to adopt films for instructional use
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Audiovisual instruction movement
These movements were throughout the 1920s and 1930s. -
Marked Increase in the use of visual materials
During the 1920s -
Visual instruction changes to audiovisual instruction
1920s to 1940s -
The merging of 3 existing national professional organizations for visual instruction
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Division of Visual Aids for War Training was established
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In WWII more than 4 million showings of training films were sent to the US military
These were sent from 1943 to 1945. -
Psychologists started viewing training as a system and developed a number of innovative analysis, design, and evaluation procedures.
late 1940s to 1950s -
Federal Communication Commission set aside 242 TV channels for educational purposes
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B.F. Skinner's article "The Science of Learning and the Art of Teaching" began a minor revolution in the field of education
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The Soviet Union launched Sputnik so the US Government poured millions into imporving math and science education in the US
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By 1960 there were more than 50 TV stations in the US
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Leaders in field of education started discussing instructional technology as being a process
1960s to 1970s -
Robert Mager recognized the need to teach educators how to write objectives. He wrote "Preparing Objectives for Programmed Instruction"
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In the 1970s Educational technology and instructional technology replaced audiovisual instruction
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In the 1970s the number of instructional designs made greatly increased. By the end of the decade more than 40 models were identified
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AECT adopted the longest definition of IDT with 16 statements on 7 pages along with 9 pages of tables
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First statement to mention the analysis phase of the planning process
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In the 1980s Instructional design started to have a minimal impact on other areas.
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Computers were being used for instructional purposes in more than 40 percent of elementary schools and more than 75 percent of all secondary schools
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AECT published the book "Instructional Technology: The Definitions and Domains of the Field
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There was a great increase in the use of the internet to deliver instruction at a distance
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The US Army spent 600 million dollars over six years to enable soldiers to take distance education courses via the internet
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AECT produced another book with multiple key terms that were used heavily in the future
example of key term: ethical