This document discusses using audio and video as teaching aids. It recommends that teachers use self-made audio and video because the teacher knows best what content to include. Common devices for recording include mobile phones and digital cameras. Popular audio and video formats for classroom use include interviews, demonstrations, discussions, and lectures. The document then introduces Audacity, a free audio recording and editing software, and Any Video Converter, a free video conversion software. It provides instructions on how to record, edit, and convert audio and video files for use in different platforms and formats.

1. Developing Audio
and Video as
teaching Aids
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Ashish Kumar Awadhiya
Asst. Director
Inter University Consortium (IUC),

2. WHY TO USE SELF-MADE AUDIO/VIDEO?
 Teacher is the best judge of desired content
 Self-made audio/video gives freedom to
teacher
 Contextualization of content is key benefit
 Can be recorded anywhere/anytime
 Links teaching learning with daily
experiences
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3. DEVICES AT TEACHERS END
 Mobile with audio recording facility
 Mobile with video camera
 Digital camera
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4. MAJOR FORMATS OF AUDIO/VIDEO FOR
CLASSROOM PURPOSE
Video Audio
Interview
Clip on natural happening
Reportdescription
Live demo of event
Experiment
Process
Discussion
Lectures, etc.
Language/communication
skill development
Interview
Discussion
Lecture
Speech
Poem
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5. AUDACITY
 http://audacity.sourceforge.net/
 Audacity is a free, easy-to-use
 Recorder and Editor
 Cut, copy, splice or mix sounds together.
 Change the speed or pitch of a recording.
 And more!
 installation…….. LAME MP3 (required to convert sound files in
MP3)
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6. HTTP://AUDACITY.SOURCEFORGE.NET/
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7. AUDACITY HOME PAGE
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8. EXERCISE 1
 Record
 Save as aup
 Export to mp3
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9. EXERCISE: 3
 Amplify
 Pitch
 Fade in
 Fade out
 Trim & Silence
 Change Tempo
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10. ANY VIDEO CONVERTER
 http://www.any-video-
converter.com/products/for_video_free/
 Any Video Converter is a free, easy-to-use
 Convert all videos to any video format
 Extract sound as MP3 from any video
http://www.any-video-converter.com/
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11. HTTP://WWW.ANY-VIDEO-CONVERTER.COM/
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12. HOW TO CONVERT PRE-RECORDED VIDEO
 Add video/ URL
 Select the desired format (Video/ MP3)
 Convert now
 Direct to file folder
 Use the file
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13. DESIRED VIDEO FORMAT AND THEIR USE
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Platform Supported format (Video)
Webpage (HTML) Flash Video Format (.flv),
AVI format (.avi)
Social Media Flash Video Format (.flv),
Windows Media Video (.wmv) , mp4 etc
Power Point Presentation Windows Media Video (.wmv)
Audio Video Player avi, mp4,
Desktop/ Laptop Any format depending upon supporting media
software
Mobile MPEG4,

14. GENERAL CONSIDERATIONS
 Select the application platform
 Identify supported media file format
 Convert your media file into desired format (if
required)
 Use short duration media files*
 (*Some platforms restrict file sizes to be uploaded)
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