Farmer's Market dramatic play center would be an excellent center, which could be tied into a lesson. Depending on the area the school is located, children may not be familiar with farmer's markets, but farmer's markets could be tied into a lesson.
We had to have a bank to get all that money from! This is just a tri-fold science fair board that I covered with paper. I& still not sure the kids understood that money just doesn& magically appear out of ATM machines!