Ключевые слова: age, blue, boys, business, care, cartography, caucasian, cheerful, child, childhood, children, closeup, concepts, cute, development, earth, education, environment, fun, geography, girls, global, globe, hand, hands, holding, human, ideas, land, learning, lifestyles, map, nature, offspring, one, person, physical, planet, playing, preschool, small, space, sphere, topography, travel, women, world, yellow,