Ключевые слова: back, backpack, bag, boy, care, child, childhood, children, daughter, day, education, elementary, family, female, first, friends, friendship, girl, going, grade, group, happy, horizontal, kid, kids, learn, lifestyle, little, mom, mother, outdoor, parent, people, person, preschool, primary, pupil, rear, safe, school, schoolbag, schoolboy, schoolchild, schoolgirl, student, students, together, walk, woman, young,