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1436
Hornbook
American settlers improvised with a device known as the hornbook. Adopted from England, the hornbook was one of the first forms of educational technology used to aid in teaching reading in American schools. A hornbook was a small, wooden, paddle-shaped instrument. A sheet of paper, with the alphabet, numerals, the Lord’s Prayer, and other reading matter printed on it was pasted upon the blade and the entire implement was covered with sheets of transparent horn. -
Sandbox
This method employed a master teacher as well as “monitors” (more advanced students) to teach large classes of students. The monitors, who had been trained by the master teacher taught groups of approximately twenty students a skill, such as writing. Students would use a sandbox on their desk to practice the alphabet. -
Magic Lantern
The height of its popularity was around 1870. The predecessor to the slide machine, the magic lantern projected images on glass plates. By the end of World War I, Chicago’s public school system had a collection of some 8,000 lantern slides. -
Radio
Radio entered the educational system in the early 1920s. Like the early days of film, radio was heralded as a tool that would revolutionize classroom teaching. Educational radio programs lasted between 30-60 minutes and were broadcasted a few times a week. -
Overhead Projector
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. -
Television
Although it wasn’t until the 1950s and 1960s that instructional television reached its peak, the first documented use of closed circuit television was in Los Angeles public schools and at the State University of Iowa in 1939. While the popularity of instructional television was rising between 1939 and the 1950s, the overall United States educational system was facing harsh criticism. -
Computer
IBM releases the first Personal Computer. As computers become more affordable, computers impact educational technology because the devices become integrated into various learning environments due to their educational software features and access to the Internet. -
World Wide Web
Tim Berners-Lee developed the World Wide Web and the Mosaic Web browser, which lead to the graphic and text-rich world of the Internet. Initially, contribution to the Web was limited to individuals who could use HTML code. The creation of the Internet foreshadowed the drastic changes in education. -
Flip Cameras
Flip video camera is introduced as an affordable digital camcorder. Videos impact educational technology because students can create videos as performance assessments. -
Edmodo
As social networking sites such as MySpace and Facebook infiltrate society's daily life, Nic Borg and Jeff O'Hara develop a safe, secure social networking platform for schools. Edmodo is an example of how teachers in traditional classrooms can integrate anytime, anywhere learning to promote collaboration in a secure environment that mimics Facebook. -
REFERENCES
http://institute-of-progressive-education-and-learning.org/a-history-of-education-technology/
https://www.youtube.com/watch?v=oT-df_zdnfI
https://www.tiki-toki.com/timeline/entry/64373/History-of-Educational-Technology/#vars!date=0018_BC-06-08_23:12:30!
https://www.sutori.com/story/a-brief-history-of-educational-technology--MQWLErF5aBwWex7ZgbC19svq
