Why and for what reason?

Modern accuracy want to know about everything. But, knowing the world around, they are often asked to adult questions, which is not easy to give a clear answer. Why is the week seven days? What is the clouds? How many bones have? Why kings crown? Why do Penguins do not fly? Why leave trees? Answers to these and many other questions are collected in the Encyclopedia Why and why?. This is a well-illustrated edition tells children about the riddles of nature and ancient civilizations, about historical events and legendary personalities, animal, plants and a person. Encyclopedia written with humor, alive and fascinating, will be the desktop book of the inquisitive child who is interested in different information
About the world in which he lives