What? How? Why? Encyclopedia for children

This encyclopedia will help you learn a lot of interesting things about the world and give answers to hundreds of children"s questions “what”, “how” and “why”. What is a black hole? How to see uranium? Why does Saturn have rings? What is autopilot? How to manage an airplane? How does the microwave, TV, washing machine work? Why did the ankylosaurs knew how to blush, and the Zauropods had a long neck? How is a child born? What is a cell? Why is the blood red? The book will tell the young reader about everything in the world. It contains information about the universe, stars, planets, aircraft, road and household appliances, discoveries of different eras, prehistoric animals and the structure of the human body