Creationists: Share with me your honest understanding of what Evolution is and how it works.

[b]Don't google it, don't give a snarky reply. Just share your honest understanding.

[/b]My general experience is that while creationists reject evolution, most of them don't have a very good grasp on what they're rejecting and certainly not the evidence they're rejecting, basing most of it on what they hear from their favourite youtube preachers.