Educational technology is defined as a combination of material and non-material tools used for educational purposes. Material technology includes low-tech and high-tech devices like computers, while non-material technology refers to learning theories, principles, teaching methods, and strategies. The document also lists several examples of educational technologies and their uses, as well as principles for effective integration of technology into teaching.

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2. Devices Gadgets
Technology in
education
Machines Instruments

3. Educational Technology: A definition
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4. EDUCATIONAL TECHNOLOGY
Material Tech Non Material Tech
• Lo-Technology • Theories, Laws,
Principles of
• Hi-Technology Learning
• Methods and
Strategies of
Teaching

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21. Garo, Candelaria D. (2008). Theories and principles of
educational technology. Mandaluyong City,
Philippines: National Book Store, Inc.