The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

A manufacturing error on the 1999 Georgia state quarter has increased the coin’s value, and some collectors are paying as much as $10,000 for the affected 25-cent ...

Each state received a specific quarter design during a program which ran from 1999 to 2008. However, during this time, some of the 25-cent coins had errors or misprints. These engraved mistakes, ...

Think your spare change is just pocket money? Don't be quick to spend it. Here are 12 rare quarters that could be worth far ...