The Etch A Sketch was never supposed to meet a Raspberry Pi, a camera, or a mathematical algorithm, but here we are. [Tekavou]’s Teka-Cam and TekaSketch are a two-part hack that transforms real photos ...

Creating a graph doesn’t need to be difficult once you have the right tools at your disposal. Now, instead of having to draw a graph on a piece of paper, or use advanced applications to get the job ...