Ключевые слова: accessories, alarm, back, background, billboard, black, blackboard, board, border, card, chalk, chalkboard, children, class, classroom, clock, color, colorful, communication, concept, copy, design, desk, draw, drawing, educate, education, empty, equipment, frame, green, illustration, learning, office, pencil, ruler, school, space, stationery, student, study, supplies, teach, template, textured, white, wooden, write,