What things should parents NEVER let their kids do?

Parents brought their kids whol hold anti Mubarak banner (Photo credit: Wikipedia)

Here's one writer's take on the topic:

http://www.findababysitter.org/blog/5-things-parents-shouldn%E2%80%99t-let-their-kids-do/

Why "poop or pee on the floor" isn't included is beyond me.  Also "march in protests" is a must-include in my book (see adjoining photo).