A 13-year-old in California built a low-cost Braille printer using a Lego kit. The prototype later grew into Braigo Labs and ...
Built entirely from Lego parts, the Bricasso scanned a pre-pixelated source image and saved it to a Lego Mindstorms EV3 unit. The saved data was then used to produce a mosaic using 1 x 1 bricks.