Knowledge Booster-4

知识增压-4是类-4的一般知识的书。

General knowledge is the knowledge about many different things, as opposed to detailed knowledge about one particular subject. General knowledge plays a vital role in our lives as it makes us aware of the major events taking place all around the world. It enhances the general awareness of the human being. Keeping this thing in mind, we have launched Knowledge Booster-4. This book contains detailed information about many different things.