If you have a jar of change hanging around your home, you may want to take a second look at the coins inside. We all know how $2 bills, $1 bills or pennies may be worth more than their face value.

So, if you can spot a dime, or at least a specific proof dime ... you’ll want to be able to single out the ones worth more than ten pretty pennies. Here are some key takeaways: Most U.S ...