Ключевые слова: apple, background, blackboard, book, child, children, class, classroom, close, close up, closeup, concept, desk, domestica, education, first, food, fruit, gray, green, grey, greybackground, hardcover, healthy, horizontal, kid, knowledge, learn, learning, nutrition, nutritional, object, open, page, paper, plain, reading, school, schooling, schoolsupply, self, simple, text, textbook, vitamin, word, write, writing,