Ключевые слова: above, advice, book, boy, child, childhood, class, classroom, cognition, desk, development, diversity, education, elementary, elementary school, exam, exercise, exercise book, explaining, girl, group, indoor, information, intelligence, learning, lesson, listening, people, pupil, room, school, schoolboy, schoolgirl, sitting, smart, student, study, studying, teaching, together, togetherness, top, top view, topview, up high, vertical, view, working, writing, young,