[0.E.O]

Both. What I meant here is that creationism's validity is based both on a literal Biblical hermeneutic and factual science observations.

What scientific observation supports the idea that everything was done in 6 literal days?

[Just mythoughts]

What scientific observation supports the idea that everything was done in 6 literal days?

Where does the Bible say 'everything' was done in 6 literal days? This is not a Bible challenge it is a challenge to read what is literally Written. Why there is a flood recorded in Genesis 1:2, long before Noah's days.