Audio-visual Aids 6o2u21

AUDIO-VISUAL AIDS By: Avelon Bless A Biscarra

WHAT IS/ ARE AUDIO-VISUAL AIDS? 

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Audio- visual aids are instructional devices which are used to communicate messages more effectively through sound and visuals. Audio-visual aids help in stimulating the sensory organs like ears and eyes and facilitate quick comprehension of the message by the audience. The term audio-visual aid refers to anything that is used to help to convey the message when communicating audience Its impact and effectiveness can be greatly increased by the use of suitable audio-visual aids. The spoken word is the teacher’s main communication tool.

Kinds of Audio-Visual Aids 

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Non-electric •

Books

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Hand-outs

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Chalk/marker and board

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Models

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Flip chart

Electric •

Overhead projector

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Slide projector

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Computer with LCD (Liquid Crystal Display)

Audio Visual Materials Audio Visual Materials are important to all circle of learning that start from the lowest to the highest, including informal education that starts at home and then the nursery, primary, secondary, tertiary and University. So AVMs are recognized and accepted as essential means of increasing the effectiveness of teaching, learning and research purpose. There are 3 kinds of Audio-Visual Materials:

1. Auditory Materials Auditory means of or relating to the hearing. This include:  Recordings  Tele-lecture  Radio  Sound

Films

 Telephone,

etc.

2. Visual Materials Visual Materials are those materials which we see and can be understood by observing the visual aspect of any object. They include:  Projected materials- slide, film-strips, film  Illustrated books  Chart  Picture  Maps  Globes  Atlas  Poster  Models  Drawnings  Cartoons, etc.

3. Audio Visual Materials Audio Visual Materials are the combination of Auditory and visual materials. This may includes:  Telivision  Film  Motion

 Video

Picture

tapes

 Printed

materials with recorded sound

 Demonstration.

Other Examples of Audio-Visual Materials 

Commercials

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Script translation

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Videos

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Storyboarding

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Trailers

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Casting

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Screensavers

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Audio and video recording

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Interactive training courses

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Video editing

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Video catalogues

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Special effects

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Computer games and other video materials.

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Addition of subtitles

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Selection and composition of music

Principles to be considered in the Use of Audio-Visual Materials 1.Principle

of Selection 2.Principles of Preparation 3.Preparation of Handling 4.Principles of Presentation 5.Principle of Response 6.Principle of Evaluation

Principle of Selection 

They should suit the age level, grade level, and characteristics of the learners.

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It should be interesting and motivating.

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They should be true representatives of the real things.

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They should have in the realization of desired learning objectives.

Principles of Preparation  As

for as possible locally available material should be used.  The teachers should receive some training in the preparation of aids.  The teachers themselves should prepare some of the aids.  Students may be associated in the preparation of aids.

Preparation of Handling Arrangement

of keeping aids safely and also to facilitate their lending to the teachers

Principles of Presentation  Teachers

should carefully visualize the use of teaching aids before their actual presentation.

 They

should fully familiar themselves with use and manipulation of the aids.

 Adequate

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

 The

aid should be displayed properly so that all the students are able to see it, observe it and derive maximum benefit out of it.

Principle of Response  Teachers

guide the students to respond activity to the AV stimuli.

Principle of Evaluation Continuous

evaluation is necessary.