Antiquity Of Educational Technology

There is not any written evidence which might tell US precisely United Nations agency has coined the phrase instructional technology. Different educationists, scientists and philosophers at completely different time intervals have place forwarded different definitions of instructional Technology. Instructional technology could be a multifaceted and integrated method involving individuals, procedure, ideas, devices, and organization, wherever technology from totally different fields of science is borrowed as per demand and requirement of education for implementing, evaluating, and managing solutions to those problems concerned all told aspects of human learning.

Educational technology, loosely, has capable 5 stages.

The first stage of educational technology is as well as the utilization of aids like charts, maps, symbols, models, specimens and concrete materials. The term instructional technology was used as synonyms to audio-visual aids.

The second stage of educational technology is related to the 'electronic revolution' with the introduction and establishment of refined hardware and package. Use of varied audio-visual aids like projector, magic lanterns, tape-recorder, radio and tv brought a revolutionary amendment in the instructional state of affairs. consequently, instructional technology construct was taken in terms of these refined instruments and equipments for effective presentation of educational materials.

The third stage of instructional technology is coupled with the event of mass media which successively light-emitting diode to 'communication revolution' for educational functions. Computer-assisted Instruction (CAI) used for education since Fifties also became fashionable throughout this era.

The fourth stage of instructional technology is discernible by the individualised method of instruction. The invention of programmed learning and programmed instruction provided a new dimension to instructional technology. A system of self-learning supported self-instructional materials and teaching machines emerged.

The latest construct of instructional technology is influenced by the construct of system engineering or system approach which focuses on language laboratories, teaching machines, programmed instruction, transmission technologies and also the use of the pc in instruction. In line with it, instructional technology is a systematic means of planning, concluding and evaluating the whole method of teaching and learning in terms of specific objectives based on analysis.