Ключевые слова: active, background, beautiful, boys, bright, calm, casual, caucasian, cheerful, child, childhood, children, classmates, confident, cute, education, emotional, friends, full length, generation, girls, group, happy, indoors, isolated, joyful, kids, knowledge, life, natural, people, portrait, positive, pretty, pupils, school, schoolboys, schoolchildren, schoolgirls, smart, smiling, standing, students, teen, teenagers, together, white, young,