Pakistan, Jan. 20 -- If you look from afar it seems like just another ordinary school; colorful posters adorn the walls, children sit on neatly arranged desks with their heads buried between books. Nothing seems unusual, except: there is no noise when someone scores a six, the little ones snap their fingers to a silent nursery rhyme and a marker screeching across the whiteboard can be heard down the hall. You have now entered a remarkable school and college for the deaf in Pakistan.

Located on main Korangi road in Karachi, ABSA School and College for the deaf is more than 50 years old and currently helps give over 300 deaf children the chance to lead a normal life. The school was started for Ayub Khan's deaf grandson, by his mother, inside...