My 3 year old has been loving the idea of coins lately. I think he's been watching his older brother earn money for doing extra chores and using that money to buy toys. The other day my son found a few coins and wanted to have somewhere to put them. He asked for a piggy bank. After searching around the house and trying to find a container to use, I remembered that I had some empty baby food jars, perfect! We started by taking off the wrapper and making sure the inside of the jar was clean…