Ключевые слова: activity, books, boys, childhood, children, classmates, concept, education, elementary school, endurance, enjoyment, freedom, fun, green, hand, happy, holiday, horizontal, intend, kids, knowledge, landscape, learn, lesson, lifestyle, love to read, men, natural, nature, outdoor, people, pupils, read, read a book, relaxation, rural scene, school, silhouette, sky, smile, students, studying, success, sunlight, teen, tranquil scene, travel,