The book ‘From Audio-Visual Aids to Educational Technology’, symbolizes the evolution and development of Educational Technology and covers the journey from the traditional graphics and in-expensive teaching-learning aids. It depicts the setting up of Audio-Visual Education Cell in the Ministry of Education, Govt. of India in 1948 and the establishment of Audio-Visual Education Units in the State Departments of Education, with the Audio-Visual Education officers as their heads.
The book highlights the beginning of the telecast of Educational Television programs through the satellite for the first time in 1975–76 in nearly 2400 villages of 6 states time and the Indian Education Satellite known as ‘Satellite for Education’ in 1981–82 was exclusively devoted to educational programs.
—Prof. HARMESH LAL

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Contents

1. Audio-Visual Aids—Historical Perspective — 1

2. Educational Technology : The Concept — 8

3. Communication and its Processes — 15

4. Technological Aids — 23

5. Flannel Board in Education — 67

6. (A) Developing Learning Material for Literacy and — 103

 Continuing Education

(B) Production of Educational Material for — 109

 Adult Education Programme – A Case Study

7. (A) Media Support for Curriculum Transaction — 121

(B) Open Schooling/Common Schooling and the — 129

 Role of the Community

8. National Policies on Education since 1911 with — 137

Special Reference to School Education

9. Audio-Radio Programs for Education — 148

10. (A) Satellite Instructional Television — 157

(B) Educational Television — 161

(C) Production of E.T.V. Programes — 168

(D) T.V. Interviewing — 174

11. Classroom 2000 Plus – A Study on Interactive — 187

Video Technology in India

12. Information and Communication Technology — 196

and Multimedia in Education

13. Educational Technology and Research — 212

14. Bibliography — 237

Prof. Harmesh Lal worked in the NCERT, N. Delhi for more than 37 years. He was actively involved in imparting training in audio-visual education to the teachers and teacher-educators. Dr. Lal produced more than 200 edl. TV and audio programs for the children and the teachers. He wrote more than 40 papers, manuals and articles which were published in National and International journals. Besides organising training courses, seminars and workshops, a series of research studies in various aspects of edl. Media and Technology were conducted. As Executive Producer, ETV programs produced by him won awards in national and international competitions. After his retirement, Dr. Lal worked in the Min of HRD, Deptt. of Edu. as Honorary Consultant and prepared a database of about 10,000 ETV programs produced by the CIET, SIETS, NIOS etc.