Why? For what? When? Big book of the necessary knowledge

This book contains hundreds of clear and interesting explanations that will satisfy children's curiosity.

Where is the scorpion of poison? What are the paper made of? How does the living differ from inanimate?

A curious child asks a lot of questions, because he is surrounded by millions of things and phenomena that surprise, stagger, even scare. How to understand the structure of the world? A big book of the necessary knowledge comes to the rescue. The answers to the most unexpected questions are grouped by the topics “Universe”, “Animal World”, “Earth”, “Plant World”, therefore it is easy to look for them.

Open the book and find answers to the questions: Why? When? Why?

This book is both for study and for leisure.