You live on one of the most extraordinary planets in the known universe. It is time to find out what it is actually made of. 50 Amazing Facts About Planet Earth is the essential earth-science fact book for young readers aged 7 to 12. From the towering peaks of the Himalayas to the deepest caves ever explored, from the slowest-moving glaciers to the fastest-spinning tornadoes, our planet is a place of non-stop drama and geological wonder. This book collects 50 of its most jaw-dropping verified facts. You will discover that the Earth's magnetic poles are slowly moving and have reversed completely hundreds of times throughout history. You will learn why earthquakes happen, what causes volcanoes to erupt, and why the continents were once a single giant landmass called Pangaea that is still slowly splitting apart. You will find out that there are rivers underground, lakes beneath Antarctica, and deserts that receive more rain than the Sahara. Planet Earth is full of facts that sound impossible because they are that extraordinary. Inside you will find: 50 fully verified facts about Earth's geology, atmosphere, weather, and ecosystems. Clear explanations of volcanoes, earthquakes, climate, and plate tectonics. An ideal companion to your Space and Ocean titles for readers who collect the series.