Hello, world! Is a series designed to introduce first nonfiction concepts to babies and toddlers. Told in clear and easy terms ("Apple seeds start to grow when they are planted in soil and given sunlight, water, and fresh air") and featuring bright, cheerful illustrations, Hello, world! Is a perfect way to bring Science, nature, and culture into the busy world of a toddler, where learning never stops. Look for all the books in the Hello, world! Series: solar system, weather, backyard bugs, birds, dinosaurs, My Body, and ocean life.