As we move through Engineers week, we need to take a minute to celebrate kids who are, mostly without the formal training, creating incredible things and making large steps in the medical, consumer, and engineering fields. We’ve pulled together a list of seven teenagers who are working hard to make the world a better place. Though the stories differ, they all have on thing in common. They say someone suffering or in need and decided to do something about it. So today, we honor them.

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