playgrounds

I'm trying to get info on the laws/permission requirements for detecting at schools and playgrounds in town. Town Hall not particularly helpful.

Hello All, Like most of you, I have hunted in schools and playgrounds. You think that you are alone, and you turn around, there stands an unaccompanied kid(s) (under the age of 10). The kid(s) say hey, you find anything? I try not to be rude, because (I know that it is hard to believe), I...