Ключевые слова: alphabet, attention, background, block, brain, children, cognition, communication, concept, correction, defect, diagnosis, difficult, difficulty, disability, disease, disorder, dysgraphia, dyslexia, education, elementary, english, fast reading, health, information, kids, learn, learning, letter, memory, message, mistake, mixed letters, pathology, preschool, problem, random, read, reading, school, signs, spelling, stress, study, symbol, test, text, therapy, word, writing,