Audio aids are also called instructional material.
Audio literally means “hearing” and “visual” means
that which is found by seeing. So all such aids,
which try to make the knowledge clear to us through
our sense are called “Audio visual Aids” or
According to Kinder S.
James: Audio visual aids
are any device which can
be used to make the
learning experience more
concrete, more realistic
and more dynamic.
According to KP. Neeraja
An audio visual aid is an
instructional device in which the
message can be heard as well as
Purpose of Audio Visual Aids:
Save energy and time.
Antidote of the disease of verbal instructions.
reinforcement to learner.
Positive transfer of learning.
Gain & hold student interest.
Increase understanding and retention.
Stimulate the development of understanding and attitudes
1) Every individual has the tendency to forget. Proper use of
teaching aids helps to retain more concept permanently.
2) Students can learn better when they are motivated properly
through different teaching aids.
3) Teaching aids develop the proper image when the students
see, hear taste and smell properly.
4) Teaching aids provide complete example for conceptual
5) The teaching aids create the environment of interest for the
6) Teaching aids helps to increase the vocabulary of the
7) Teaching aids helps the teacher to get sometime and make
8) Teaching aids provide direct experience to the students.
THE ROLE OF AUDIO VISUALAIDS IN
Audio visual aids are important in education
system. Audio visual aids are those devices
which are used in classrooms to encourage
teaching learning process and make it easier and
Students will gain knowledge of the latest in evolving
theoretical and practical application in the
communication field utilizing various resources and
methods of inquiry.
Students will grow intellectually in their oral and
written communication and critical thinking skills.
Student will become aware of the ethical and spiritual
implications of communication on a diverse and global
Importance of Teaching aids
Teaching aids play an very important role in Teaching-
Learning process. Importance of Teaching aids are as follows :-
Teaching aids motivate the students so that they can learn
Through teaching aids , the teacher clarify the subject matter
3) Discouragement of Cramming
Teaching aids can facilitate the proper understanding to the
students which discourage the act of cramming.
Functions of Audio visual aides:
They supply a concrete basis for conceptual
thinking and hence, reduce meaningless
word response of students.
They have high degree of interest for
They make learning more permanent.
They offer a reality of experience which
stimulate self activity on the part of pupil.
Develop continuity of though; this is
especially true of motion pictures.
They provide experience not easily
obtained through other materials and
contribute to the efficiency, depth
and variety of learning
Types of Teaching Aids
There are many aids available these days. We
may classify these aids as follows-
Audio - Visual Aids
1) Audio Aids
The aids that involve the sense of hearing are
called Audio aids. For example :- radio, tape
recorder, gramophone etc.
2) Visual Aids
The aids which use sense of vision are called
Visual aids. For example :- actual objects,
models, pictures, charts, maps, flash cards,
flannel board, bulletin board, chalkboard,
overhead projector, slides etc. Out of these
black board and chalk are the commonest ones.
3) Audio - Visual Aids
The aids which involve the sense of
vision as well as hearing are called
Audio- Visual aids. For example :-
television, film projector, film strips etc.
Most commonly used AV Aids.
OVER HEAD PROJECTOR:
An over head projector is a compact, high
resolution, full-color projector capable of
projecting text, images, video and audio
Typically the projector will feature inputs
for a computer, DVD player, VCR, CD
player and storage device.
To develop concepts and sequences in a subject matter
To make marginal notes on the transparencies for the
use of the teacher that can carry without exposing them
to the class.
To test students performances, while other classmates
To show relationships by means of transparent overlays
in contrasting color.
To give the illusion of motion in the transparency
It permits the teacher to stand in front of
the class while using the projector, thus
enabling her to point out features
appearing on the screen by pointing to
the materials at the projector itself and
at the same time, to observe the
students reactions to her discussion
Gains attention of the student
NON PROJECTED A.V. AIDS:
It is a combination of graphic and pictorial
material designed for the orderly and logical
visualizing of relationships between key facts
and ideas ex: comparisons, relative amounts
developments, processes, classification or
Chart is defined as a visual aid which
depicts pictorial and written key
information in systematic way to
summarize, compare, ex: anatomical
charts and figure, diagrams etc.
To visualize an item, it is
otherwise difficult to explain
only in words.
To highlight important points.
To provide outline for materials
covered in presentation.
To show continuity in process.
For creating problems and
For showing development of
Using of audio visual aids
decreases teacher’s autonomy in
the classroom. For effective
functioning of the audio-visual
aids the trained experts are
required which is not possible all
Advantages of AV Aids.
1. Help to make the learning process more effective and
2. Help to grab the attention of targeted audience.
3. Build interest and motivation.
4. Enhance the energy level of teaching.
5. Provide a realistic approach and experience
6. easy to follow
7. participants feel more engaged
8. easier to explain or put things in perspective
9. easier to remember
10. helps keep mistakes at a minimum
Disadvantages of AV Aids.
1. Technical problems
4. Need space
5. Its easier to lose focus
6. requires a well designed presentation or material
7. participants might pay more attention to the graphics than