Ключевые слова: accessibility, alphabet, annual, background, blind, blindness, book, braille, celebration, communicate, communication, concept, day, design, disability, disabled, dowries, drawing, education, finger, hand, handicapped, health, help, icon, international, invalid, january, language, learning, letter, literature, page, paper, people, person, read, reading, school, sense, sight, sign, symbol, system, text, touch, visual, white, world,