Ключевые слова: activities, book, boys, chattering, children, class, communication, copy, desk, discussing, distraction, educating, educator, elementary, emotion, explication, girls, group, help, homework, indoors, interacting, interest, kids, knowledge, learning, lesson, lifestyles, notebook, occupation, pastime, person, portrait, pupils, school, schooling, schoolkids, schoolmate, schoolroom, sitting, smile, students, teaching, test, togetherness, tutor, woman, work,