Bücher von Saurav Mandal

This book contains general knowledge.people of every age group can read this book. now let's talk something about the book. Firstly,it has questions from the world history and some important historical events as well as days it contains great inventions that change the world along with their inventor. secondly,it also contain informations about the things that happens for first time in the world and lastly it gets some amazing facts that are extraordinary along with the seven wonders of the world.General knowledge content for people of all age groups ideal for competitive exam or for general knowledge purpose.This book contain content related to world history,geography,medival age,world politics, technology and innovation.