Books
Books can be for academics or for personal reading. Books are categorized as: science fiction , horror , adventure, mystery , romantic , comics, children s , computers and internet, food and wine, health, mind and body, home and garden, law, literature and fiction,nonfiction , professional and technical and magazines.
It is very worthwhile to read, because reading increase your knowledge. Academic books let you to acquire knowledge on a subject, pass an exam ( physics , chemistry , math ) , get good scores and a good job and succeed in life.