INTRODUCTION
Audio-Visual Aids are sensitive tools used in teaching. They use materials which Motivate, Clarify and Stimulate individuals towards learning..
Audio visual aids are technological media or learning devices.
It helps the teacher to Clarify, Establish correlation, coordinate accurate concepts Interpretation and appreciation.
Enable to make learning effective, interesting
Inspirational, meaningful
It helps in completing the triangular process of learning
DEFINITION
An audio-visual aid is an instructional device in which the message can be heard as well seen. Audio visual aids are any novice, which can be used to make the learning experience more concrete, realistic and dynamic.
Audio visual aids at those which help in completing the triangular process of learning that is motivation, classification and stimulation -
PURPOSES OF A.V. AIDS
AV AIDS EDUCATION COMMUNICATION MEDIA Improves and makes teaching effective
Enable audience to listen
Makes learning interesting Quicken the phase of learning
Develops knowledge
Add newness to lesson Bring change in behaviour
Stimulate curiosity Contact with reality
Clear accurate image
Increase attention and concentration Active participation
learn
People generally remember
10 percent of what they read
20 percent of what they hear 30 percent of what they see
50 percent of what they hear and
see
70 percent of what they say 90 percent of what say as they
do
The Learning Pyramid
10%
20%
30%
50%
75%
90%
CHARACTERISTICS OF GOOD INSTRUCTIONAL AID
It must be adapted to the intellectual maturity of
the students
AV aids should be:
å›› It should be cost effective
It should be up to date It should be easily portable
It should be large enough to be seen by the whole class.
PRINCIPLES FOR EFFECTIVE USE OF AUDIO-VISUAL AIDS
The following are the principles for effective use of audio visual aids.
Principle of selection
Principle of preparation
Principle of physical control
Principle of proper presentation
Principle of response
Principle of evaluation
CRITERIA FOR SELECTING AUDIO VISUAL AIDS
THE TEACHER HAS TO PUT THE FOLLOWING
QUESTION IN MIND
Do the material give a true picture of idea
Are they meaningful Is the material appropriate
Is the physical condition satisfactory
Do they improve human relation. Is the material worth the time and effort
If the teacher finds it satisfactory then he has to choose the material.
GUIDELINES FOR SELECTING AND MAKING AV AIDS
- Easy and understandable
- Simple and direct Focus on key points Good working condition
- Time and place Accuracy
- Presentation
- Brief, clear and easy Letters should be neat
- Space between letters
- Space between lines Interesting and positive
- attitude
- Natural attractive
- attitude Natural attractive colors
ADVANTAGES OF AV AIDS
- Inaccessible materials, event, object, could easily be
- brought in classroom virtually
- Students in the large classroom may not be able to see a demonstration or small models
- Helps to solve communication problems.
- Greater acquisition of knowledge.
- Motivate students to participate actively. Source of experience
- Improves critical thinking Helps in interaction
- Motivate students to gain further knowledge
CLASSIFICATION OF
INSTRUCTIONAL AIDS
AUDIO AIDS
VISUAL AIDS AUDIO VISUAL
AIDS
ACTIVITY AIDS
AUDIO AIDS
AUDIO AIDS
This group consists of those aids which can be heard.
Learners use their hearing organs (ears)to listen to the sound
the aids that involve a sense of hearing
Examples:
HEALTH EDUCATION PUBLIC
AWARENESS PROVIDE INFORMATION
TYPES AUDIO AIDS
- RADIO
- TAPE
- RECORDER
- GRAMOPHONE
- COMPACT DISCS
- å›› VOICE MAIL
TYPES OF PROJECTED VISUAL
- Cartoons
- Charts
- Posters
- Chalk boards
- Flip charts
- Specimen
- Flash cards
- Flip charts
- Booklet
- Leaflet and
- pamphlets
- Graphs
- Flannel boards
- graphs & charts
- Bulletin boards
AUDIO VISUAL AIDS Audio visual aids are the teaching methods
which could be heard and visualised at the same time
It's the most effective method of teaching and
learning
Educational materials are directed at both the
sense of hearing and sense of sight
It has a deeper impact on learning
It maintains attention Help to retain the concepts
