Video: A Giant Scientific Graphing Calculator, Built Out of Minecraft Blocks By a 16-Year-Old
This is extremely impressive. It can multiply, divide, trigonometrize, figure roots, graph quadratic functions, and everything else you always need...

This is extremely impressive. It can multiply, divide, trigonometrize, figure roots, graph quadratic functions, and everything else you always need to do when you’re playing a video game. All the calculations are done by blocks.
Read our introduction to Minecraft here.