1. Practical Exercise -1.
Acquaintance and Preparation of
Audio-Visual Aids and their use at
Various Stages of Adoption
Process
Dr. Rajinder Kaur Kalra
Professor & Head (Retired )
Deptt.of Ext. Edu.
9814067709

2. Introduction
• Audio visual aids play significant role in
teaching learning process
• Audio visual aids are the devices that help the
teacher in transmitting the learners the facts,
skills, attitudes, knowledge, understanding and
appreciation
• It is very important that every extension
teacher should know what types of aids will be
more suitable for a particular teaching
objectives

3. Objectives
 To impart knowledge to the students about
different audio visual aids and their use at various
stages of adoption process
 To provide skills in the preparation and use of
visual aids

4. Types of AIDS
• Audio-Aids: The instructional devices which can
be heard only e.g. recordings, radio, gramophone,
record, phone
• Visual Aids: The aids which can be seen only e.g.
posters, charts, photographs, slides, power point
presentations
• Audio-visual: Aids The aids which can be seen as
well as heard e.g. sound films, television, video
tapes, computer, mobile phones, etc

5. Audio Aids
• Radio
• Gramophone

6. Public Address System

7. Audio tapes and CDs

8. Visual Aids
1. Non Projected Aids
2. Projected Aids

9. Non Projected Aids
• Chalk Board
• Magnetic Board

10. Bulletin Board

11. Flannel Board and Flannel graph

12. Flash Cards

13. Peg Board System

14. Maps

15. Posters

16. Charts
• Types of charts
1. Flow chart:
2. Pictorial chart:

17. 3. Strip-tease Chart:
4. Tree Chart:
5. Table Chart:

18. 5. Bar Chart:
6. Pie Chart:
7. Time line Chart:

19. Photograph

20. • Models:
• Cartoons:
• Power point Presentation

21. • Wall calendar:
• Wall newspaper:

22. Projected Aids
1. Slides:
2. Filmstrips:

23. 3. Epidiascope:
4. Overhead Projector:
5. PowerPoint presentation:

24. Audio-Visual Aids
• Motion films:
• Television

25. • Drama and Puppet
show:
• Video-tapes:
• Video Films:

26. Smart Board

27. Importance of Audio Visual Aids
• Helps to give correct concepts.
• Intensify the impressions and vitalise the
instruction.
• Arouse, build and sustain the interest by
attracting the attention of the learner.
• Motivate for action and change the attitudes.
• Teaching will be in systematic manner.
• Supplement other learning and clarify what has
taught.
• Serve as reminders and economise teaching time.
• Over come the language barrier.

28. Use of Audio Visual Aids at Various
Stages of Adoption Process
• Awareness: Posters, Chalk board, Magnetic board,
flannel graph, Peg Board, Maps, Radio, Television,
Newspaper, Calendar
• Interest: Flash Cards, Pictorial charts, Flow chart,
Tree chart, Photographs, Models, Projectors, PPTs,
Video Films, Video Tapes, Drama and Puppet show
• Evaluation: Table Chart, Pie Chart, Bar Chart, Flash
cards
• Trail: Flash Cards, Photographs, Video films,
• Adoption: Photographs, Wall newspaper, Television,
Video films,

29. Procedure
• Audio Visual Aids are used singly or in combination with
other aids and extension methods
 The use of Audio Visual Aids shall depend upon a number
of criteria
1. Teaching Objectives whether to give information, to
impart skill or bringing change in attitude etc.
2. Nature Of subject matter being taught particular aspect
of the technology .
3. Size of audiences small or big.
4. Availability of equipments, material and funds.
5. Skill and Experience of the extension agent in
preparations and use of Audio Visual Aids

30. Assignment
• Prepare visual aids : Posters, various types
of charts, flash cards and news letter related
to agricultural topic
• Key Questions
• Define audio, visual and audio visual aids
• Classify audio-visual aids according to the
stages of adoption process

31. Thank You