If you have an iTunes account for your children and are looking for an easy way to keep their balance replenished, look no further than the loose change sitting on your counter. It only takes a trip to your local grocery store and a few minutes of your time to turn your change into an iTunes gift certificate.
You are probably familiar with the coin counting service Coinstar, which offers cash in exchange for your loose coins. Instead of receiving a cash voucher next time you turn in change, select an iTunes gift certificate and you will receive a receipt with an iTunes redemption code.
The funds will be added to your Apple ID and you can use it to buy iOS Apps, OS X apps, musi