12-year-old Shubham Banerjee, a seventh grader residing in California, contemplated the issue of braille printers as a science fair project and decided there must be a better way. Armed with his apparent genius knowledge, he came up with a solution using LEGO Mindstorms' EV3 kit along with a few bucks worth of hardware from Home Depot, bringing the original cost of a braille printer from the $2,000 range down to about $350.
Using a preexisting pattern for a printer, he reworked it with new hardware and software enhancements to print out letters in braille, calling it the Braigo. The Braigo uses a controller that scans the alphabet. You choose a letter and it prints it out using a thumb tack as a printer head onto on a roll of calculator paper.Keep Reading