Light is one of the most important themes in school science and is associated with many things, such as color, photosynthesis and ozone hole. We extracted the subjects relating to light from existing and new science curriculum guidelines and current science textbooks in order to make a diagram that shows correlation between the subjects and can be used for understanding the structure of the school curricula. The extracted subjects were finally correlated to one of 6 topics; properties of light, photosynthesis, energy conversion, environmental conservation, light and color, and chemical change induced by light. The completed diagram can be used for designing teaching programs including experiments at science fairs and lectures on demand with due consideration for curricula. We developed a model program for lectures on demand for use at elementary, intermediate, and high schools. The program consists of 6 modules. Each module can be used separately. Preparation and practice of the experiments in the program are easy, so that a lecture on demand for children using the program provides a chance of training for teachers at the same time.
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