An award-winning app, courtesy of the folks behind Khan Academy, Draw and Tell boasts a whole bunch of digital tools—crayons, paint brushes, stencils stickers and more—that encourage kids to ...

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 ...

[Martin Raynsford] wrote a program that converts a black-and-white 2D image to G-code so that his laser printer could then etch the image. Not satisfied with just that, he used his laser printer to ...