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Unit 22: Meaning, Nature and Strategies of Teacher Controlled Instruction


                something or how something works. Demonstration means:                              Notes
               • The method or process of presenting or establishing facts.
               • The procedure of doing something in the presence of others either as a means of showing
                  them how to do it themselves or in order to illustrate a principle to support this
                  presentation. For example, how to prepare a food product, or performing an experiment
                  in front of a class to show that metals expand under heat If you demonstrate something to
                  someone, you show him by doing it practically and giving explanations alongwith the
                  performance of the activity.
            It will not be out of place to mention here that demonstration forms the basis of demonstration
            method which is widely used in the teaching-learning process. The demonstration method relies
            heavily upon showing the student a model performance that he should be able to reproduce,
            The term 'demonstration' and 'demonstration method' are similar as both of them emphasize
            showing/iilustrating something to promote understanding among students. The two, however,
            differ from one another. In demonstration method the emphasis is laid on showing model Teacher-
            Can-lnstruetlw performance that the student is expected to match or surpass after practice under
            simulated or real conditions. Demonstration relates to the process of presenting or illustrating
            something. Thus the evaluation of what the students have learned from 'demonstration' forms
            part of the 'demonstration method'.
            Role of the students: The role of the students in demonstration is to observe, listen and follow
            the demonstration. Demonstration requires the use of the sense of hearing and seeing. It leaves
            vivid and lasting impression on the students' minds. In addition, the students are required to
            answer different types of questions : lower and higher order and replicate the performance. It
            needs to be mentioned here that for showing standard performance, the students need practice
            under feedback conditions. The appropriate outcome of practice, however, is improvement rather
            than perfection.
            Role of the teacher: Your role as a teacher in demonstration method of teaching is to plan.
            organize and execute the demonstration properly so that the students understand the concepts
            clearly. The quality of demonstration depends on the amount and quality of preparation made
            by you.
            Demonstrating strategies: While presenting a demonstration, you use either lecturing or inquiry
            or both. While using lecturing, you have to maintain the inerest and attention of the students by
            telling them, what to look for, what is likely to happen, and why things happened as they did.
            Through inquiry, you promote the skill of inquiry among students by asking questions such as:
            "What do you observe?". "What will happen if a lighted match stick is inserted in a jar containing
            oxygen?", "Why do you think so?", etc.
            Objectives of demonstration: The main objectives of demonstration are to show how some thing
            is performed, happens or works.
            In the context of teaching, demonstration or the demonstration method is used for various purposes.
            First, it is used for enhancing understanding of concepts, principles, theories, etc. Second, it is
            used for development of intellectual skills like observation, questioning, explaining,
            hypothesising, inferring, etc. Third, it can be used for the development of psychomotor skills like
            playing a musical instrument, drawing maps, diagrams, figures. tables, graphs, dissection of
            animals, etc. It is also used for developing skills of fuing up and operating of audio-visual
            devices, such as an overhead projector, a slide projector. a film projector, etc. In teaching sciences,
            demonstration develops appropriate skills for conducting experiments independently. As you
            know, psychomotor skills consist of several operations arranged in a sequence. The demonsuation
            method plays a vital role in teaching these skills. Lastly, demonstration by providing models
            helps in acquiring complex techniques or skills like resolving conflicts, effective lecturing, effective
            organisation, managing an unruly class, speaking and listening skills, particularly in languages,
            etc.




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