Books
So friends today I am going to tell you about the thing from you get knowledge I am talking about books. There are so many books like school books, story books and etc for reading or for getting better knowlege. Book is a noun. a handwritten or printed work of fiction or nonfiction, usually on sheets of paper fastened or bound together within covers. Google estimated in 2010 that there are approximately 129,864,880 books in the world. This estimate was based on data from libraries, ISBNs, and other sources, beginning with the invention of the printing press in 1440. The number is constantly changing as more books are published and digitized. There are so many books written in ancient times scientist found them and do reasearch on them what is written. The most oldest form of writing was on rock and clay.