History of Educational Technology
There is no composed proof which can let us know precisely who has begat the adage instructive innovation. Distinctive educationists, researchers and rationalists at various time interims have put sent diverse meanings of Educational Technology. Instructive innovation is a multifaceted and coordinated procedure including individuals, method, thoughts, gadgets, and association, where innovation from various fields of science is obtained according to the need and prerequisite of training for actualizing, assessing, and overseeing answers for those issues required in all parts of human learning.
Instructive innovation, comprehensively, has gone through five phases.
The main phase of instructive innovation is combined with the utilization of helps like graphs, maps, images, models, examples and solid materials. The term instructive innovation was utilized as equivalent words to varying media helps.
The second phase of instructive innovation is connected with the ‘electronic unrest’ with the presentation and foundation of modern equipment and programming. Utilization of different varying media helps like projector, enchantment lamps, recording device, radio and TV acquired a progressive change the instructive situation. As needs be, instructive innovation idea was taken regarding these advanced instruments and supplies for successful presentation of instructional materials.
The third phase of instructive innovation is connected with the improvement of broad communications which thusly prompted ‘correspondence upset’ for instructional purposes. PC helped Instruction (CAI) utilized for training since 1950s likewise got to be well known amid this time.