A couple of years ago, a group of entrepreneurs successfully Kickstarted a little something known as the Chameleon Pen. In a nutshell, it's an art pen that changes color tone as you draw – for example ...

Learn about various drawing approaches with a multi-color pen as this video demonstrates creative techniques and color blending. See how combining multiple ink colors can bring sketches and ...

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In this video, I take on a fun drawing challenge using only a 10-colour pen. Each section of the artwork is created by switching between the pen’s different colours, adding variety and creativity to ...

It may not be quite up there with manned deep-space travel or flying cars, but the quest for a pen that can write in virtually any color is one that has been with us for a while. A group of Polish ...

A futuristic tool may open up a colorful new world for doodlers. The Scribble Pen captures the color of any object and tailors the ink to reproduce that hue when you draw, according to its makers. The ...