Ключевые слова: backpack, boy, boys, child, childhood, children, classmates, confident, covid, elementary school, energetic, family, friends, friendship, front view, fun, hanging out, happy, home time, kid, kids, late, lifestyle, mask, medical mask, morning, outdoors, pandemic, park, pre teens, precautions, preschooler, pupils, recess, rucksack, running, school, school bag, school kids, schoolboys, schoolchildren, siblings, smiling, street, students, sunlight, urgency, walkway, youth,