Ключевые слова: back, background, beautiful, cheerful, child, childhood, children, class, classroom, cute, desk, education, elementary, grade, happy, indoors, junior, kid, kids, learn, learner, learning, lesson, lifestyle, little, looking, people, person, portrait, positive, preschooler, primary, pupil, school, schoolchildren, schoolkid, sitting, small, smiling, student, study, studying, table, writing, young, youth,