Ключевые слова: abstract, apple, arrow, art, autumn, background, bag, business, cartoon, classroom, colorful, computer, concept, creativity, design, diagram, doodle, drawing, drawn, education, element, exercise, freehand, globe, hand, icon, idea, illustration, items, knowledge, laptop, lesson, line, mark, notebook, paper, pen, pencil, school, season, set, sketch, students, study, supplies, symbol, university, white, write,