Three Students Built a Device That Lets Visually Impaired Children Learn Coding Through Touch

For most people learning to code today, the starting point is a screen. A cursor blinks, blocks of colour shift, and feedback arrives visually, instantly.  It is a setup so standard that it rarely gets questioned. But for learners with visual impairments, that single assumption — that a screen is simply part of coding — has quietly kept them out of one of the most consequential skill sets of the 21st century. Three students from Galgotias University in Greater Noida decided to question it. The result is TACTO, a hands-on learning device that teaches foundational coding concepts through touc...