What, why and why?

This book is for children who have reached the age of "why".

They ask questions about everything in the world, and satisfying children's curiosity is not so easy.

Why do stars twinkle? Will the sun ever die? What is live broadcast? Are there any unexplored places on Earth? What is the longest cave system in the world?

In this bright illustrated book, the child will find answers to many questions: how hurricanes are born, who solved the riddle of the longest river.