Ключевые слова: back, background, backpack, bag, book, campus, carrying, casual clothing, child, childhood, classroom, color image, copy space, created with artificial intelligence, day, desk, education, educational, elementary, elementary school, elementary student, floor, flooring, full, full length, girl, high school, holding, horizontal, indoor, innocence, learning, lifestyle, modern, notebook, object, person, red, rucksack, school, sitting, standing, student, studying, supply, teenager, white, white people,