chemistry

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Get flash to fully experience Pearltrees

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PhET: simulations - download

Edheads - Activate Your Mind!

Biological Animations

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http://www.bubblebox.com/play/puzzle/975.htm

- Draw shapes and allow the rules of physics to do the rest." />

Magic Pen - Physics

http://www.kscience.co.uk/animations/anim_1.htm