Ключевые слова: alphabet, awareness, background, blue, brain, cognitive, cognitive impairment, color, colored, communication, concept, conceptual, confusion, design, difficult, difficulty, disability, disabled, disorder, doodle, dyslexia, dyslexic, education, educational, frustration, green, health, health care, impairment, language, learn, letter, letters, message, mixed, object, pattern, problem, psychology, random, read, school, seamless, sign, spelling, struggle, text, word, word blind, write,