We love a nice optical illusion (if you hadn't noticed), and happily the internet is full of people creating little gems to trick our eyes. Anyone wanting to create their own won't want to miss this ...

Whenever you start a design project,it's useful to draw outa plan of what you want to achieve.That way you can see what you'llneed and also alert youto any problems that might come upduring the design ...

A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...