'tacTiles' is an educational tool that is designed to help blind children learn Braille-based writing.While children with sight has many tools available to learn the alphabet, a blind child only meets the system of points.With 3D printing technology 'tacTiles' helps to provide a more narrative and therefore more affordable base for the brind students.The kit actually replaces an alphabet book but it does it with pictograms assigned to the letters. Taking advantage of 3D printing capabilities, this is achived on an open source interface that allows you to make it available anywhere in the world