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AV aids
- 1. Educational Media Audio-visual (AV)aids, or instructional aids, or audio-visual media, communication technology, educational or instructional media, and learning resources are synonymous terms. Educational media is any device, content material, method, or experience used for teaching and learning purposes.
- 2. DEFINITION According to Burton Audio-visualaids are those sensory objects or images which initiate or stimulate and reinforce learning. 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.
- 3. Contdโฆ According to CarterV Good Audio-visual aids are those aids which help in completing the triangular process of learning- motivation, classification and stimulation.
- 4. PURPOSES OF AUDIO-VISUALAIDS To provide a basis for more effective perceptual and conceptual learning To initiate and sustain attention, concentration and personal involvement of the students in learning. To provide concreteness, realism and life likeness in the teaching-learning situation. To bring the remote events of either space or time into the classroom To increase the meaningfulness of abstract concepts
- 5. Contdโฆ To gain practicalskill To provide clear, accurate and vivid image during the process of learning. To save time and energy To stimulate thinking and motivate action. To introduce opportunity for situational or field types of learning as contrasted with linear-order verbal and written communication.
- 6. Principles in theuse of audio-visual aids Principle of selection Principle of preparation Principle of physical control Principle of response Principle of evaluation Audio-visual aids are means to an end, not the end in themselves
- 7. Principle of properpresentation The instructional program should be organised, ie, teacher has to plan well in advance Visual instruction in the classroom should not be confused with entertainment Teacher should check the adequacy or working condition of an aid before using it Teacher should be confident in handling the aid
- 8. Contdโฆ Adequate care shouldbe taken while handling the aid in order to prevent any damage The aid should be displayed properly As far as possible, distraction of all kinds should be avoided
- 9. Qualities of goodteaching aids Relevance Accuracy Comprehensible Realism Control overcrowding Interest
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- 11. Requisites for aneffective audio-visual aid Motivating Meaningful Purposeful Accurate Simple Attractive Facilitating group participation
- 12. Contdโฆ Up to date Easilyportable Self-explanatory Clear Creative and vicarious Realistic and provide variety
- 13. Contdโฆ Reinforcing Meeting individual difference Followingscientific principles Facilitates positive transfer of learning Makes the concept to be easily understood Easy to handle and manipulate
- 14. Sources of informationon educational media It can be obtained from: Government Educational institutions Professional organizations Film catalogues Selected evaluative listings
- 15. TYPES OF AVAIDS Projected aids Filmstrips Slides Slide projector Opaque Projector Overhead projector
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- 17. Non projected aids I.Graphic aids Photographs Pictures Flash cards Posters Charts
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- 19. Contdโฆ II. Display board Blackboard Flannelboard Bulletin board Magnetic board Peg board
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- 21. Contdโฆ IV. Audio aids Radio Recordings Gramophone Voicemail V. Audio-visual aids Television Computer
- 22. Contdโฆ VI. Activity aids Experimentation Fieldtrips Demonstrations
- 23. Contdโฆ Dramatics Programmed instruction Teaching machines Computerassisted instruction