If the answer to this question seems beyond your reach, don't hang up immediately. Ask about scholarship slots for needy families. Ask about local or state programs to subsidize child care. Obviously, the more adults in your child's group, the more attention he will get. Find out what the state requires.
Children thrive on consistency.
If the center needs a revolving door to accommodate its staff turnover, it might not be the best place for your child. Consider these extras when comparing tuition costs. Some centers use a wagon or buggy, others walk the children as they hold onto a long rope with a teacher at either end. Some groups just hold hands with a friend as they walk. How does the staff communicate with parents about the child's day.