20/01/2015 11:49 GMT | Updated 05/02/2015 15:59 GMT

Kid's Lego Braille Printer, Built For Science Fair, Turns Into Real Company

After he noticed that braille printers are pretty terrible and/or expensive, Californian eighth-grader Shubham Banerjee saw an opportunity to do well at his school's science fair.

So he built one, out of Lego.

Thing is, it's really, really good. So now he's launched a company to start making it for real. Here's the story: