An “extremely rare” 10 cent coin could fetch up to $3,300 if you are lucky enough to get your hands on it. Most coins in circulation will have a head and a tail side. However, there are some errors ...

And then start dropping your 10-cent coins in. Today (January 1), you deposit just 10 cents. On January 2, it's 20 cents, on January 3, 30 cents, and so on throughout the year. Day 1 ...