Ключевые слова: accessibility, alphabet, blind, blindness, book, care, celebration, communicate, communication, concept, disability, disabled, education, eyesight, finger, graphic, hand, health, help, human hand, illustration, international, january, language, learning, letter, page, paper, person, read, reading, school, sense, sight, sign, student, studying, symbol, system, teacher, text, touch, touching, type, universal, visual, world, write,