A Michigan college has ended its partnership with a Florida charter school whose principal was forced to resign after a parent complained sixth graders were exposed to pornography during a lesson on Renaissance art that included Michelangelo’s David sculpture.

The authors of bills in both legislative chambers say their bills’ aim is simple: keeping sexually explicit content off school bookshelves. But opponents say the legislation is vague and broad enough to wreak havoc.

“I never had an easy time teaching. I was a gay man in the rural south,” one teacher said. “But I felt called to do it, because I know that students need to see people who look like them, who come from where they come from.”

According to a poll released earlier this month, parents value school resource officers more than anything. In contrast, few believe arming teachers is a viable option.