My friend found some really nice Swiss Army "type" knives on sale and bought several of them with the idea of placing them in Geocaches.   The rules say NO KNIVES!   Well.... From what I've seen there're plenty of children out geocaching and I understand the prohibition but all of these kids are out geocaching with their involved parents soooo.....   Would it be OK to put a Swiss Army "type" knife (in its own box) in a geocache?   I'm looking for opinions here.... is there any wigg