Ключевые слова: above, adult, alphabet, book, child, children, concentration, counting, desk, development, education, female, focus, focused, girl, guy, hands, helping, homework, kid, knowledge, learn, learning, lesson, letters, lines, little, mathematics, maths, notebook, numbers, overhead, pen, practice, professional, pupil, skills, small, student, study, studying, teach, teacher, teaching, top view, tutor, write, writing, young, youth,