Stash Cash in the Door? - 15 Secret Hiding Places That Will Fool Even the Smartest Burglar. you know until you put it all over the Internet and then everyone and their mother knows you have secret hiding places.
for kids room . Cute idea if your house is designed properly. I remember a family friend's house had a hidden play room under their stairs. To get in, we crawled through a little door in their coat closet. Way fun for kids!