Uh, the word "everyday" means "ordinary or commonplace" so something that's commonplace can't be rare.
If you're asking what are rare dates for Lincoln pennies please see the Related Question for more details.
Allot of wheat pennies are rare like one year uncirculated wheat penny is worth up to 1 million dollars.
1943 silver pennies
A rare date for wheat pennies would be 1909 S VDB.
No, the 1951 Lincoln cent is not rare.
Not really.
Pennies
They were minted at the Philidelphi(no mint-mark), Denver(D) mints. These pennies are not rare.
A rare date would be 1909-S VDB.
NO, cleaning them will probably reduce their value
Please see Related Answers
No, it is not rare there are so many things made of platinum on earth everyday!
No. 2.4 BILLION were minted, and there are no known major varieties.
1889 isn't a rare year for Indian Head cents. Please see the Related Question for more information.