An informative fairy tale story by Daria Vladimirovna Multanovskaya "What is inside the Earth?" He will tell about the amazing adventure that the girl Masha and her grandfather, a geologist, had to go through when the dormant Kamchatka volcano Wild Ridge woke up. Together with Masha, readers will learn about how our planet Earth works, what the mantle and lithosphere are, how to find meridians and parallels on a map, how to calculate the desired time zone, whether animals feel the approach of an earthquake, what is endemic ... and much more!Previously, the book was published under the title "How the Earth works".For primary school age.