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School museum
First school museum was opened in St. Louis in 1050 -
The motion picture projector
The motion picture projector was one of the first media devices used in schools. In the United States, the first catalog of instructional films was published in 1910. -
The visual instruction movement
This decade (1914-1923), the visual instruction movement did grow -
Technological Advances
During the remainder of the 1920s and through much of the 1930s, technological advances in such areas as radio broadcasting, sound recordings, and sound motion pictures led to increased interest in instructional media. -
Textbooks on the topic of visual instruction
During the 1920s and 1930s, a number of textbooks on the topic of visual instruction were written. Perhaps the most important of these textbooks was Visualizing the Curriculum -
Audiovisual enthusiasts
By the early 1930s, many audiovisual enthusiasts were hailing radio as the medium that would revolutionize education. -
The three national professional organizations for visual instruction
In this evolution was the merging, in 1932, three national professional organizations for visual instruction existed. -
World War II
World War II With the onset of World War II, the growth of the audiovisual instruction movement in the schools slowed; however, audiovisual devices were used extensively in the military services and in industry. -
Training Films
During the war, training films also played an important role in preparing civilians in the United States to work in industry. In 1941, the federal government established the Division of Visual Aids for War Training. From 1941 to 1945, this organization oversaw the production of 457 training films. -
Post-World War II Developments and Media Research
The audiovisual devices used during World War II were generally perceived as successful in helping the United States solve a major training problem. Most of the media research studies conducted over the years have compared how much students have learned after receiving a lesson presented via a particular medium, such as film, radio, television, or the computer. -
Theories of Communication
Instructional Television: The 1952 decision by the Federal Communications Commission to set aside 242 television channels for educational purposes. By 1955, there were 17 such stations in the United States, and by 1960 that number had increased to more than 50. By the mid-1960s, much of the interest in using television for instructional purposes had abated. -
Recent Developments Since 1995
Rapid advances in computer and other digital technology, as well as the Internet, have led to a rapidly increasing interest in, and use of, these media for instructional purposes, particularly in training in business and industry. Since 1995, there has also been a significant increase in the amount of technology available in schools in the United States. -
Computers: From the 1950s to 1995
Much of the early work in computer-assisted instruction (CAI) was done in the 1950s by researchers at IBM, who developed the first CAI author language to be used in the public schools. By the early 1980s, a few years after microcomputers became available to the general public, the enthusiasm surrounding this tool ted to increasing interest in using computers for instructional purposes. By 1983, computers were being used for instructional purposes.