Surely you're aware of Newton's Cradle – named after famous physicist Sir Isaac Newton – even if you didn't actually know it was called Newton's Cradle. Click here for Wikipedia's page on the device... okay, got it? Good. So, it's that thing that people put on their desks at work with little metal balls suspended on very thin wires. Pull one side back, let go, and watch the other side act in response.

Helmet maker Shark decided it would be fun to see if Newton's Cradle could also be made out of people. Helmeted people, to be exact. Want to see how it all works... or doesn't work, depending on your point of view? Of course you do. Scroll down below to watch the video.

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