In a nutshell, it's an art pen that changes color tone as you draw – for example, a green Chameleon Pen's ink progressively goes from light green to dark green as the ink is applied to the paper.

of drawing – which is an interesting way of measuring it. Assuming the Colorpik Pen reaches production, a pledge of US$149 will get you a package that includes a pen, four nibs, a color chart ...

The “Scribble” pen is being marketed as an implement that goes far beyond the standard black and blue ink that most current pens are limited to. Thanks to a 16-bit RGB color sensor inside the ...

The Scribble Pen is a device that scans a color from a real object, turns it into an ink, and lets the user draw with it. An RGB color sensor scans the color and sends the information to a micro ...

Get ready for back-to-school with fun and creative DIY pen decoration ideas that are easy to follow and will make your school supplies stand out. Whether you're looking to add a pop of color or ...