That's a pretty broad question. The key dates are:
1909-S
1909-S with VDB initials
1914-D
and the famous errors:
1922 with a missing mint mark
1943 struck in copper
1944 struck in steel
1955 doubled die
There's more information at the links below.
1909 S VDB wheat cent is a rare date.
Neither of these are considered rare.
$35,000.00 to $81,000.00
The most valuable ones are the 1943 copper penny, and the even more rare 1944 steel penny.
It's worth about 3 cents. Post-WWII wheat cents aren't rare or valuable.
This is considered an "error coin" and is rare. Depending on the "eye appeal", rarity and significance of the error, the penny may be moderately valuable.
If your asking can you find a 1916d in change, it's rare but yes.
Yes. Wheat pennies were made 1909-1958. A wheat penny has wheat on the backside.
3-10 cents, depending on condition. It's not a rare coin.
That depends on the date. Come back and ask again when you have something specific.
2 to 5 cents in circulated grades. This is not a rare coin.
3 to 7 cents in circulated grades. This is not a rare coin.