The third planet closest to the sun and the only planet known to sustain life, Earth is unlike any other planet in the solar system. In this engaging volume, readers are invited to explore Earth's unique features, from its breathtaking landscapes to its diverse ecosystems. With vibrant illustrations, diagrams, and full-color photographs, the volume makes building knowledge about our planet fun and accessible. Readers learn a variety of fascinating facts about Earth—such as the fact that 71 percent of its surface is covered by water—and develop a deeper understanding of basic concepts related to Earth and space science.