Ключевые слова: achievement, background, blue, business, choice, color, communication, complexity, concept, concepts, connect, connection, continent, copy, country, earth, environment, finishing, focus, geography, global, globe, go, horizontal, idea, ideas, incomplete, jigsaw, learning, map, network, nobody, order, part, piece, planet, planning, problems, puzzle, shape, solution, space, strategy, things, together, travel, world, worldwide,