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How Hammers Work

By: Prisha Polra, Journalist

The hammer is a very popular tool that's been used for centuries. During the bronze age the hammer started evolving when different kinds of metal started being discovered and used.

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How A Combination Lock Works

By: Megan Lai, Journalist

Whether you use one for your school locker, or for your bike cable lock, combination locks can be found everywhere. But how do they actually work?

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