Archimedes once said “Give me a place to stand, and I shall move the Earth.” While the idea of a person moving such a huge mass on their own might sound impossible, chances are you’ve seen this idea in action at your local playground. Andy Peterson and Zack Patterson use the seesaw to illustrate the amazing implications and uses of the lever.

Learn more about how this simple machine can make work easier by understanding physics, engineering, and math: The mighty mathematics of the lever.

Next, watch Science Extras from Jiwi’s (Rube Goldberg) Machines, Water powered hammer (Monjolo), and Stonehenge: Moving Massive Blocks Using Simple Engineering.

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