4.2 The Opinions of Advantages and Disadvantages of using Facebook for Teaching and Learning เท this section we would like to investigate about advantages and disadvantages of using Facebook for teaching and learning. The first question is in the term of advantages of using Facebook for teaching and learning which include 1) Instant interaction, 2) Convenience, 3) Easy to use, 4) Courage to share and 5) Comprehensive participation. The degree of an opinion is divided into 5 scales: strongly agree, agree, neutral, disagree and strongly disagree.