If creationists don't see it pretty much like this, it's a total mystery as to what they believe. Naturally, it's a lot more serious and dignified in their imaginations.
Mainly, God had to have created the universe as in Genesis, because if it wasn't right no one would have taught it to them. The rest of is improvised.
talkorigins.org is a treasure trove, if you are entertained by insanity, things like "parasites are organisms that were cursed after the Fall" and "the water for Noah's flood came from an ice comet."