Through more than 1,000 fascinating facts and hundreds of awe-inspiring photos, kids will uncover answers to questions such as: Why are clownfish and sea anemones such close coral companions?; Why do scientists study dino poop? What is the slimiest and snottiest creature on the planet?; Where is the tallest waterfall?; What were the Vikings really like?; What is the largest living organism?; and Why does your body make so many gross noises? This must-read book includes chapters on animals, nature, amazing places, space, technology, history, the human body, sports, incredible inventions, and science. Kids will also discover record-breaking facts in Top 10 lists and Popular Science quizzes.