There is no accounting affirmation which can acquaint us absolutely who has coined the byword educational technology. Altered educationists, scientists and philosophers at altered time intervals accept put forwarded altered definitions of Educational Technology. Educational technology is a able and chip action involving people, procedure, ideas, devices, and organization, area technology from altered fields of science is adopted as per the charge and claim of apprenticeship for implementing, evaluating, and managing solutions to those problems complex in all aspects of animal learning.
Educational technology, broadly speaking, has anesthetized through bristles stages.
The aboriginal date of educational technology is accompanying with the use of aids like charts, maps, symbols, models, specimens and accurate materials. The appellation educational technology was acclimated as synonyms to acoustic aids.
The additional date of educational technology is associated with the 'electronic revolution' with the addition and enactment of adult accouterments and software. Use of assorted acoustic aids like projector, abracadabra lanterns, tape-recorder, radio and television brought a advocate change in the educational scenario. Accordingly, educational technology abstraction was taken in agreement of these adult instruments and equipments for able presentation of advisory materials.
The third date of educational technology is affiliated with the development of accumulation media which in about-face led to 'communication revolution' for advisory purposes. Computer-assisted Apprenticeship (CAI) acclimated for apprenticeship back 1950s additionally became accepted during this era.
The fourth date of educational technology is apparent by the abundant action of instruction. The apparatus of programmed acquirements and programmed apprenticeship provided a new ambit to educational technology. A arrangement of self-learning based on self-instructional abstracts and teaching machines emerged.
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