I've never tried it but I have a friend who spends almost every weekend doing it with his wife and 2 kids. There all kinds of rules and procedures that you have to follow, take an item from the cache but leave one in it's place etc., and there are sites on the internet for information that I'm sure you are aware of. They seem to have a great time doing it. From what he tells me, it could be a lot of fun. Go for it and let us know what you think of it.