Ключевые слова: asia, asian, back, background, blackboard, boy, chalkboard, cheerful, child, childhood, chinese, class, classroom, education, elementary, face, fun, glad, grade, happy, head, headshot, isolated, japanese, junior, kid, knowledge, korean, learn, middle, one, people, person, portrait, positive, preteen, primary, pupil, school, schoolboy, smart, smile, smiling, standing, student, study, teen, teenage, teenager, vietnamese,