January 31, 2014 10:23 PM

Kansas teen uses 3-D printer to make hand for boy

Mason Wilde has always had a passion for figuring out how things work. But what the 16-year-old Louisburg High School junior made about two months ago changed the life of a family friend’s 9-year-old son who was born without fingers on one hand. Using a 3-D printer at the Johnson County Library, Wilde made a prosthetic hand that opens and closes and can even hold a pencil. “He’s awesome,” said Matthew, thrusting his mechanical hand high above his head.

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