Wired has an article that includes some great, easy, simple Physics demos, with descriptions and videos, that can be used by any teacher to demonstrate some Physics concepts. While the demo's are simple, they really show the concept well and can get students more engaged in the topic.
Demo topics include inertia and momentum, light and color, center of mass and friction, acceleration, fluids, circular motion and more. Each demo has a description, the concept behind it, and how to do it.
Wired is also a great site to follow, with technology, science, gadgets, and more among the topics it covers.
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