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Everything you need to know about atoms & molecules, energy, matter, force and motion, the earth, temperature and more. Includes articles, videos, interactive games & activities, lesson plans and resource lists.
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This animation provides a brief description of what a lever is, what the types of levers are and where they are used in our daily lives.
Animated movie showing what pulleys are and how they work.
An introduction to simple machines. They are all around us!