Curious kids want to know everything about their planet. This lively encyclopedia offers a wealth of comprehensive, easy-to-follow insight into our planet in fu

If you're wild about animals, this visual encyclopedia is the ultimate page-turner, bringing our planet's creatures together in spectacular style. This inspirin

Created in conjunction with the Smithsonian Institution, Geography: A Visual Encyclopedia explores every aspect of our world, from the North to the South Pole,

Marvel at our universe, with its billions of galaxies and the planets of our solar system. Explore Earth and all its breathtaking landscapes. Take a front-row s

From the Moon, Sun, and planets of our Solar System to space exploration, black holes, and dark matter, this completely revised and updated children's encyclope