Ключевые слова: advertising, art, background, black, blackboard, blank, board, building, business, chalk, chalkboard, childhood, class, color, communication, concept, copy, copyspace, crayon, creativity, design, draw, drawing, drawn, education, element, graphic, hand, handwriting, home, house, icon, idea, illustration, image, learn, learning, mark, message, object, piece, school, sign, space, stick, student, symbol, texture, white, write,