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1450
Gutenberg Printing Press
The printing press made it possible to educate people faster than ever before. New ideas and knowledge could be shared with more people than even the best teacher could hope to reach in their lifetime.The printing press also changed the teaching process itself, particularly in technical subjects. Students could learn from studying their textbooks. -
Blackboard
The blackboard was invented by James Pillans; headmaster of Royal High school Edinburgh Scotland. He used it with colored chalk to teach geography. Blackboard is the traditional visual aids that are very important part of the classroom teaching. it bear the teacher with the following advantages. -
Magic Lantern
It is an early type of image projector that used pictures—paintings, prints, or photographs—on transparent plates (usually made of glass), one or more lenses, and a light source. It was mostly developed in the 17th century and commonly used for entertainment purposes. It was increasingly used for education during the 19th century. -
Radio
Radio entered the educational system in the early 1920s. It was heralded as a tool that would revolutionize classroom teaching. In 1923 Haaren High School in New York City became the first public school to use the radio in classroom teaching. Typically, educational radio programs lasted between 30-60 minutes and were broadcasted a few times a week. -
Film Strip Projector
Beginning in the 1930s, the filmstrip was used for various purposes including entertainment, advertising, to provide information/instructional videos and in education. In the field of education, filmstrip projectors were considered desirable because they were light weight, inexpensive, and easy to operate. They were used to create an audio-visual learning experience in the classroom. The projector added a visual component/aid that related to the subject being studied. -
Overhead Projector
The overhead is typically placed at a comfortable writing height for the educator and allows the educator to face the class, facilitating better communication between the students and teacher. It was first used for police ID work (it could project faces across a screen) and then used for pre-WWII Army training. By the late 1950s and early 1960s, overhead projectors made it into schools, and the interactive classroom was born. -
Skinner’s Teaching Machine
Developed by behavioral scientist B.F. Skinner, the machine made it possible for students to move through lessons at their own pace by posing the question, then offering a reward, usually in the form of encouragement, for answering correctly. Skinner also advocated the use of the machines to teach and reinforce good classroom behavior. Skinner’s ideas on the teaching machine were implemented in language labs and were one of the early precursors to computer instruction. -
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
Computers were first used in education to individualize instruction. This method became known as computer assisted instruction. The 1990s was a decade of new ideas and innovations for computer use in classrooms. With the introduction of color monitors and graphical user interfaces, more interactive and interesting content-based software packages were develope. Schools also began to understand the benefit of helping teachers determine how to integrate computers into their curriculum. -
Internet
Today, the Internet is one of the more popular forms of educational technology used in classrooms. Teachers also integrate Internet-based activities into their lessons. Teachers also direct students to use the Internet to find and explore information related to a specific topic of study. As an example, many upper elementary and middle school teachers have students perform web-quests. -
The Interactive Whiteboard
This technology not only enhances the way teachers teach, but it also enhances the way students learn. A student’s learning experience is enhanced by technology because of its ability for students to view diagrams, charts, videos, and more right on the huge screen in front of them. Their learning comes to life, and many students find it more fun to learn than ever before. They are interactive and Students learn best when they are fully engaged. -
