2. DEFENITIONS
Audio-Visual Aids are those sensory objects
or images which initiate or stimulate and
reinforce learning. Burton
Audio-Visual Aids are any device which can
be used to make the learning experience
more concrete, more realistic and more
dynamic.
Kinder s
James
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3. Audio-Visual Aids are those devices by the use of
which communications of ideas between
persons and groups in various teaching and
training situations is helped.These are also
termed as multi sensory materials.
Edgar Dale
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4. Values of AV-Aids
Best motivators
Antidote to the disease of
verbal instruction
Clear images
Vicarious experiences
Variety
Freedom
Opportunities to handle
and manipulate
Retentivity
Based on maximum of
teachers
Helpful in attracting
attention
Helpful in fixing up new
learning
Saving of energy and time
Realism
Vividness
Meeting individual
difference
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5. Values
Encouragement to healthy class room
interaction
Spread on education on a mass scale
Promotion of scientific temper
Development of higher faculties
Reinforcement to learners
Positive transfer of learning and training
Positive environment for creative discipline
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6. Characteristics
They should be meaningful and purposeful
They should be accurate in every aspect
They should be simple
They should be cheap
They should be up to date
They should be easily portable
They should be according to the mental level of students
They should be motivate the learners
They should be large enough to be properly seen by the
students for whom they are meant
They should be improvised.
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7. Principles in the use of
teaching aids
Principle of selection
Principle of preparation
Principle of physical control
Principle of proper presentation
Principle of response
Principle of evaluation
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8. Advantages
1. The teachers are forced to meet the demands of a
changing civilization
2. New means and devices to increase the effectiveness
of teaching
3. Audio visual devices are instructional devices which
can be heard as well as seen.
4. to make teaching more concrete by employing suitable
audio-visual aids.
5. A-V aids do render exceptional, specific and
irreplaceable service to education
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9. 6. The mental reaction of the pupils to audio-visual
experience is both intellectual and emotional.
7. 86 % of our sense knowledge is attained through
seeing and hearing and hence is the use of audio-
visual aids
8. A-V Aids provide first hand experience to the
children and hence the learning becomes
interesting real and durable.
9. A-V Aids help the learner to grasp quickly and
retain the experience so received longer.
10. They make a lasting impression on the minds of
the learners.
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10. “one picture is worth a
thousand words”
They make learning
realistic,
permanent,
natural and
easy.
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11. Functions of A-V aids
1. They supply a concrete basis for conceptual
thinking and hence, reduce meaningless word
response of students.
2. They have high degree of interest for students.
3. They make learning more permanent.
4. They offer a reality of experience which
stimulate self activity on the part of pupil. 5.
Develop continuity of thought; this is
especially true of motion pictures.
5. They provide experience not easily obtained
through other materials and contribute to the
efficiency, depth, and variety of learning.
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12. HISTORICAL BACKGROUND
Great educators
Erasmus
Against memorisation
Johann Amos Comenius
Illustrate text books
Jean Jacques Rousseau
Against verbalisation
Johann Heinrich Pestalozzi
Sense perception
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13. Erasmus
66-1536
Dutch humanist
Children should learn
through pictures,
visuals etc.
Against Memorization
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14. Johann Amos Comenius
Ist Illustrate text books
for childhood
“Orbis sensulium Pictus”
[ the world of sense
objects]
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15. Jean Jacques Rousseau
Against verbalization
Stressed the need of
pictures& other play
materials
Directed to the
learner’s natural
curiosity.
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17. NEED AND IMPORTANCE
A. MOTIVATE STUDENTS MENTAL AND PHYSICAL ACTIVITY
B. SAVETIME
C. MAKE LEARNING EFFECTIVEAND DURABLE
D. FIRST HAND EXPERIENCE BY LOKING AT CONCRETETHINGS, LIVING
SPECIMEEN, HANDLING APPARATUSAND ACTUAL DEMONSTRATION ETC.
Pupils to have clear conception of ideas, information, facts
and principles.
E. Help to bring a change in the atmosphere of the class.
F. Provide a congenial atmosphere in the class.
G. Help to develop scientific attitude and get a training in
scientific method.
H. Large number of students can taught at a time.
I. Most convenient, easy and natural way of lg.
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24. OPAQUE PROJECTOR
PAXISCOPE
Project images or
printed matter or small
opaque objects on a
screen
Works as epidiascope
and diascope
Principle
Horizontal straight
line projection
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77. C. Activity Aids
A. COMPUTER
ASSISTED
INSTRUCTION
B. FIELDTRIPS
C. EXCURSION
D. EXHIBITIONS
E. DEMONSTR-ATIONS
F. DRAMATIZATIONS
G. LIVE CORNER
H. SCIENCE KITS
I. NATURE
CALENDER
J. COMPUTER CD’S
K. INTERACTIVE
L. CD ROMS
M.POWER PIONT-
PRESENTATION
N. MUSEUMS
O. PLANATORIUM
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