Ключевые слова: back, backpack, bag, book, boy, child, childhood, class, classmate, clever, copybook, education, elementary, exercise, geek, geekboy, holding, homework, kid, kindergarten, knowledgeable, learn, leisure, lesson, little, male, nature, nerd, notebook, outdoor, park, person, preschool, preschooler, pupil, read, school, schoolboy, schoolchild, schoolkids, schoolyard, small, smart, student, studying, tree, workbook, write, yard, young,