Ключевые слова: abstraction, art, background, black, blackboard, blank, business, chalk, childhood, class, closeup, color, colorful, concept, copy, crayons for drawing, creation, creativity, design, drawing, drawing on asphalt, education, element, empty, flat layer, frame, graphics, grunge, home, illustration, lesson, paint, pattern, pencil, pencils, research, school, space, student, study, table, texture, white, wooden,