Books should also have bits in them which change your emotions - such as having a very tearful moment to a very hilarious moment.
Action and drama
Jacqueline Wilson has a lot of funny and sad moments in her books.
A book should have a bit of action in it but not too much because it can sometimes go overboard.
The Lord of the Rings has a good proportion of action and drama, which keeps you on the edge of your seat.
And last but not least a good book should also deal with things that children might face such as bullying or racism.
I think it's good that a lot of authors are now writing about this."
Lily, 11, Bristol
Why don't you write us a Press Pack report - and get it published on the site?!
It can be about anything that's happened in your local area - or your views on the news.