Fiction: It is all of the imaginary stuff like cartoons, dragons all all creatures that don't exist in real life. Those are books of mysteries, science fiction, romance and fantasy.
Non-fiction: The things that actually exist and is literature based on fact. These books include real life experiences like biographies, auto-biographies and science facts.
Fiction - Books, pieces of writing or ideas that are based on imaginary events, purpose of these books are for entertainment, eg. fantasy novels
Fiction books do not have much fact or historical background to them.
Non fiction - Books, pieces of writing or ideas based on factual knowledge, usually historical or true events. Purpose of these books is to educate people on real life events, eg. an encyclopaedia