| Discussion: | All Topics |
| Topic: | Physical models |
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| Subject: | Physical models |
| Author: | msn |
| Date: | Nov 10 2007 |
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I think demonstration with physical models will inject enthusiasm among young
minds. For example a board with two nails fixed on it and a loose thread tied to
the nails help us to demonstrate the generation of an ellipse. I would like to
know the experience of teachers.
Prof. M. S. Narayanan
Chennai
India
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