Learning Ideas - Light: Refraction - 1 views
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jlseely on 29 Jan 15This little demonstration is so simple and cheap! All you need is a clear glass, water, and a pencil or straw. Place the pencil in the water. Does it look like it may be broken? I would do this at the beginning of a lesson that is covering light. With having a discussion about the topic and the students having a visual in their head, it should help them remember the topics discussed.