Ключевые слова: apple, art, artwork, back, backdrop, background, bag, banner, blackboard, board, book, cartoon, chalk, chalkboard, chemistry, classroom, design, doodle, drawing, drawn, education, elementary, elements, equipment, fun, globe, graphic, hand, icon, learning, line, notebook, object, paper, pattern, pen, pencil, ruler, school, science, sketch, sports, student, study, supplies, symbol, template, theme,