Learn how to draw a 3D hand effortlessly with this step-by-step tutorial, perfect for beginners or anyone who believes they ...

It's a simple but effective way to get started with 3D drawing and create a neat illusion in the process (you might want to invest in one of the best sketchbooks).

The $199 robot is currently only available on a small print run using 3D printing technology, but it is hoped that it can be mass-produced and made available to schools everywhere as early as 2017.