Ключевые слова: adolescence, back to school, backpack, book, boy, caucasian, cheerful, child, childhood, classroom, cute, education, elementary school, holding, information, kids, knowledge, learn, learning, library, lifestyles, looking at camera, male, middle, middle school, people, person, portrait, pupil, school, school uniform, schoolboy, schoolgirl, smile, smiling, standing, student, studying, teen, teenage, teenager, ten years, textbook, white, young,