Ключевые слова: adult, apple, blackboard, board, book, bookshelf, cap, childhood, classroom, collection, college, concept, desk, diary, drawing, education, expertise, glasses, graduation, information, kid, knowledge, learn, lecture, library, literature, meditation, message, old, open, page, paper, pencil, preparation, read, school, science, script, shelf, skill, stack, study, symbol, table, teaching, text, textbook, university, wisdom, writing,