Ключевые слова: abstract, back, background, backpack, bag, banner, blank, blue, book, child, childhood, children, class, classroom, color, colorful, concept, copy, creative, day, design, desk, doodle, drawing, education, elementary, fun, grade, hand, happy, kid, kids, learn, lesson, note, notebook, paper, pattern, pen, pencil, school, space, stationery, student, study, supplies, teacher, texture, yellow,