While most collectable, not to mention valuable, coins are usually quite old, this more modern error quarter can be a fun ...

If you have a state quarter, examine it carefully for any anomalies in the design. Look for unusual markings or missing ...

“Curious how the alloy would look on quarters, a bunch of Georgia state ones were minted using it,” the U.S. Coins Guide said in a blog. “The Treasury decided not to go with the alloy on ...

It all depends on which type of quarter you use. If it’s a Wisconsin state quarter issued in 2004, it could be worth at least $30 — and maybe much more. The vast majority of 2004 Wisconsin ...