From penguins to planets ... Pyramids to pumpkins ... Rocks to rockets ... and much, much more! This fact-packed first encyclopedia covers all the topics young children are curious about, including space, science, animals, plants, dinosaurs, history, weather, the human body, and the incredible planet we call home. Inside you'll find: - Tons of kid-friendly facts and more than 900 colorful photographs and illustrations that bring concepts to life. - Cool diagrams that show the inner workings of an anthill, the layers of the ocean, how electricity gets to your home, and more. - Simple, engaging maps of Earth and every continent, created especially for little explorers to discover lands close to home and far away. - Plus parent tips for extending the fun and learning beyond the book. The perfect book for little kids who want to know about, well, almost everything!