Ключевые слова: ad, african, backpack, banner, boy, cartoon, character, cheerful, child, childhood, children, chinese, class, classmates, cute, different, education, elementary, first, flat, friendship, girl, grader, group, happy, illustration, indian, isolated, japan, jumping, kid, kids, kindergarten, little, multiracial, people, preschool, pupils, school, set, smile, student, students, study, teenager, together, type, uniform, young,