Ключевые слова: activity, anonymous, back to school, back view, backpack, best friend, blue, blurred background, bonding, boy, casual, child, childhood, children, classmate, daylight, daytime, education, elementary, faceless, female, friend, friendship, generation, girl, group, kid, knowledge, little, male, outdoors, outside, primary, pupil, red, rucksack, school, schoolboy, schoolchildren, schoolgirl, schoolkid, sibling, stroll, student, study, together, unrecognizable, walk,