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The quarter may be worth something depending on the ear it was minted. You can take the coin to a collector and have them appraise the quarter.
Central bank of Kuwait one quarter dinar
A new quarter will be shinier and worth more than an old dime. Quarters also have George Washington on them.
It is worth a quarter :D
It is worth 25 cents, or one quarter of one dollar. 1966 is not old enough for the coin to have gotten valuable.
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How much is a 1911 quarter worth
A quarter is worth 25 cents.
How much is 1768 quarter worth
A quarter is worth 25 cents or $0.25.
If it's so worn that you can't make out the year, it's only worth its metal content. If it's an old silver coin, it might be worth $2.50 or so as scrap. If it's a modern copper-nickel quarter that is that worn down, it's only worth a quarter.
A 1776-1976 no proof quarter dollar worth in 2012