Back with another math lesson. I've got a quarter and I'm going to flip it. You call it in the air. Heads or tails? Did you say heads? It was heads. And I hope you were right. One of my favorite ...

Are you being shortchanged by coin-counting machines? It's easy to take all the coins that have been accumulating in your home and put them in the coin counter at your local grocery store or bank. But ...