Ключевые слова: back, background, black, blackboard, blue, board, brown, chalk, chalkboard, children, class, classroom, color, colour, concept, copy, copyspace, creativity, desk, different, education, educational, elementary, equipment, glass, green, home, learning, nobody, object, office, pink, purple, red, school, space, stationery, student, study, studying, supplies, table, teaching, text, wallpaper, white, wood, wooden, writing, yellow,