Introduction 1. Educational Technology 2. Benefits of Educational Technology 3. Educational technology and Learning Perspectives 4. Theoretical Approaches to Educational Technology 5. Three Concepts of Educational Technology 6. Instructional Media and Technologies for Learning 7. Systematic Planning for Media Use: The ASSURE Model 8. Computers in Education 9. What Is the Prognosis for Computers in Education in the 10. The Internet and its Educational Possibilities 11. Incorporating the Internet into the Classroom 12. The Textbook 13. Still Visual Media 14. Photography 15. Videodiscs 16. Television 17. Radio (Part I)