Page 16 - Educational Technology A Primer for the 21st Century

Introduction to Educational 1
Technology

Chapter Outline

• Introducing educational technology
• A brief history of educational technology
• The scope of educational technology
• Dimensions of educational technology
• Educational technology perspectives
• Emerging technologies and changing contexts
• Roles of educational technologists.

By the End of This Chapter, You Should Be Able To

• Classify the key concepts and principles of educational technology
• Recall the history of educational technology
• Clarify the scope, dimensions, and perspectives of educational technology
• Reflect on the roles of educational technologists.

Main Learning Activities

1. According to Merrill, Tennyson, and Posey (1992), to teach a concept involves
pointing out examples and non-examples, citing a rule or principle or criterion to
distinguish examples from non-examples, and providing opportunities to prac-
tice and get informative feedback. Given that context and the challenge to teach
curious Cathy (an imaginary student) the concept “educational technology,” cite
three examples and three non-examples of educational technologies that you
could show Cathy, and also provide a rule, principle, or criterion which she
could use to distinguish the examples from the non-examples.
2. Select six additional items (some example and some non-examples), and ask
Cathy to identify which are and which are not educational technologies. In each

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R. Huang et al., Educational Technology, Lecture Notes in Educational Technology,
https://doi.org/10.1007/978-981-13-6643-7_1