A few months ago, I noticed that my kids were running around the house collecting any loose coins that they found lying around on the tables, in the car, etc.  This didn’t bother me, I thought maybe they were being industrious and trying to save money, after all, they know that my husband and I have been collecting coins for years.  Snicker if you want, but by the end of the year we once had a little over $600.  But when they started hitting up my coin stash, I got suspicious. “What are you doing?” I asked Miss 13.  She looked at me in the way that only a 13~year~old…