For the third go around I built the 'assessment' into a more rigorous set of expectations for the artistic end-product and also added a quiz: three questions, short written answer. This helps me meet common core literacy objectives. It was apparent from the quiz and the artwork who 'got it' and who didn't. Now, I just have to figure out what I'm going to do about the students who didn't do well on the quiz.
My basic philosophy of teaching and learning is that every kid can have an "A" if they want it. I see no issue with allowing endless re-do's except, of course, the obvious constraints of time and energy!
Below are a couple of videos which explain the basic set up of my Art Stations as well as more specific nuts and bolts for using Art Stations. The first video gives students a basic over view of the project they will work on as they move from station to station. This project is adapted from "Miss." Her blog, A Faithful Attempt has lots of great photos of student projects. Check it out!
In the following video I explain the details of running Art Stations: