So far it's mostly been adults who've had the fun of using 3D pens, which is ironic given how drawing in mid-air can release your inner doodling child. However, the 3Doodler Start is a 3D pen from ...

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If you’ve been following my coverage of E-Nable, a volunteer organization dedicated to 3D-printing prosthetic hands for kids, you’ll be familiar with Aaron Brown’s work. He makes “superhero” hands in ...