Add Yahoo as a preferred source to see more of our stories on Google. 3D optical illusion drawing hack We love a nice optical illusion (if you hadn't noticed), and happily the internet is full of ...

News: a new generation of 3D printing pens will "improve the creativity of everybody" and "give the world a new way to communicate," according to the designer of the Lix pen, which launched on ...

As a kid, I was obsessed with Lego. Being able to take simple blocks and make them into complex structures which were just what I had in mind was a very powerful feeling. As a grown-up, I still ...

Easy 3D drawing for you to try!!