AV-AIDS - assignment

AV-AIDS

INTRODUCTION

          Educational communication media is also known as Audio-Visual AV materials and teaching learning process he cannot be expected to make intelligent or faithful use of the techniques, which offers so much assistance in day today activities of teachers.

DEFINITION OF AV-AIDS

According to Burton

          Audio visual aids are those sensory objects or images which initiate or stimulate and reinforce learning.

According to Corter V.Good

          Audio visual aids are those aids which helps in completing the triangular process of learning i.e., motivation, classification and stimulation.

According to Edye Dale

          Audio visual aids are those device by the use of which communication of ideas between person and groups in various teaching and training situation is helped, these are also termed as multi sensory material.

According to Kinder S. James

          Audio visual aids are anything by means of which learning process may be encouraged or carried on through the sense of hearing or sensing of sight.

PRINCIPALS OF AV-AIDS

A) Principals of Selection

1.    They should have specific educational value besides beings interesting and motivation.

2.    They should be the true representations of the real things.

B) Principal of Preparation

1.    As far as possibly locally available material should be used in the preparation of an aid.

2.    The teacher should receive some training in the preparation of aids.

C) Preparation of Physical Control

          The principle relates to the arrangement of keeping aids safely are also to facilitate their learning to the teacher for use.

D) Principal of Proper Presentation

1.    The teacher should carefully visualize the use of teaching aids.

2.    Adequate care should be taken to handle an aids in such a way as no damage is done to it.

3.    The aids should be displayed properly.

E) Principal of Response

          The principle demands that the teacher guide the students to respond actively to the audio-visual stimuli so that they drive the maximum benefit in learning.

F) Principal of Evaluation

          This principle stimulates that there should be continuous evaluation of both the audio visual material and accompanying techniques.

PURPOSE OF AV-AIDS

Purpose of AV-AIDS Visual are:

1.    To provide a basis for more effective perceptual and conceptual learning.

2.    To initiate and sustain, attention, concentration and personal involvement of the student in learning.

3.    To provide concreteness, realism and life likness in the teaching learning situation.

4.    To bring the remote events of either space or time in to the class.

5.    To increase the meaningfulness of abstract concept.

6.    To gain practical skill

7.    To introduce opportunity for situational or field type of learning or contrasted with linear order verbal.

8.    Save time and energy.

CLASSIFICATION

1.    Projected and non projected aids.

2.    Audio-visual material, visual material and audio visual material.

3.    Big media and little Medias.

4.    Three dimensional aids.

CLASSIFICATION-I

Projected and Non Projected Aids

Projected aids	Graphic aids	Display board	3 dimensional aids	Audio aids	Activity aids
Films	Cartoon	Black board	Diagram	Radio	Computer assisted introduction
Films strips	Charts	Bulletin	Models	Recording	Demonstration
Opaque projectors	Comics	Flannel board	Mock ups	Television	Dramatics
Slides	Diagram	Magnetic board	Objectives		Experimentation
Over head projections	Flash card	Peg board	Puppets		Field trips
	Graphs		Specimens		Programmed instruction
	Maps				Teaching machines
	Photographs
	Pictures
	Postures

CLASSIFICATION-II

Audio Material	Visual Material	Audio-Visual Material
Language laboratories	Bulleting board	Demonstration
Radio	Chalk board	Films
Sound Distribution System Sets	Charts	Printed materials with recorded sound
Top and Disco Recording	Drawing etc exhibits Films strips Flas chart Flannel boards Flip books Illustrated book Magnetic board Maps Models Pictures Postures Photographs Self instructional Silent films Slides	Sound films Trips study Trips television Video tapes

CLASSIFICATION-III

Big Media and Little Medias

·        Big medias include computer, VCR and TV

·        Little Media include radio, film strips, graphic, audio cassette and various visuals.

CLASSIFICATION-IV

Three Dimensional Aids

·        Models

·        Mock ups

·        Specimens

          Three dimensional aids are the replicas or substitutes or real objectives.

SOURCES OF AV-AIDS

According to intellectual level of student sources of AV-AIDS are:

·        Government – WHO, UNISCO

·        Educational Institutions – Library

·        Professional Organizations – Hospitals

·        Non Governmental Organization

·        Voluntary Organization (National and International)

·        Commercial Procedures of Educational Material

·        Commercial Advertisement – TV, Computer, Radio

·        In nursing organization like TNAI, INC etc 

ADVANTAGES OF AV-AIDS

·        It can helps the imaginative teacher to solve all communication problems.

·        It motivates the pupils to participate actively

·        It can provide effective substitute for direct contact of student with environment.

·        It could be used to motivate and stimulate interest of pupils to gain further knowledge.

·        It can be used for any age or ability groups.

·        It provides positive environment for creative discipline.

·        A good deal of energy and time of both the teachers and student can be saved.

CONCLUSION

          Educational technology is a system in education in which machines materials, media men and methods are interrelated and work together for the fulfillment of specific educational objectives.