Ключевые слова: accessory, anniversary, apple, back, black, blackboard, book, card, celebration, chalk, chalkboard, childhood, class, concept, crayons, desk, dictionary, education, elementary, gift, globe, green, greeting, knowledge, learn, lesson, life, nobody, pencil, pile, present, school, science, stack, stationery, still, student, study, success, supply, table, teacher, teaching, wooden, world,