Ключевые слова: assortment, background, board, chalkboard, child, class, concept, copy, copy space, education, educational, guidance, guide, improvement, instrument, kid, learn, learning, lecture, lesson, material, materials, method, montessori, montessori materials, nursery, preschool, pupil, school, shelf, simple, stationery, student, study, success, table, teach, teacher, technique, time, tool, tower, toy, wooden,