Ключевые слова: arrow, bball, blackboard, burglar, calligraphy, cap, collection, competitive, diagram, drawing, educate, education, electrical, element, equipment, eye, geometry, graduation, home, hospital, icon, info graphic, information, jump, knowledge, leader, league, learn, learning, measurement, notebook, number, protection, ring, science, sound, spectacles, success, symbol, teach, technology, tool, wall, win,