Here is a simple, inexpensive penny sorter you can build, and an explanation of why you need one if you are going to buy bags of pennies and hope to profit from them. Sorting 100 USD worth of pennies manually by looking at the dates on each one is not fun.
http://www.silysavg.com/tutorials/copper_penny_sorter.html
It gets all of the copper ones out for you, then you can look for wheat and Indian heads among those, and just check the zinc ones for flaws. All copper pennies are worth a bit more than a penny, depending on the current price of copper, wheat or Indian pennies are worth collecting and, flawed zincs are worth something. The rest are just pennies and can be return to the bank for paper.
http://www.silysavg.com/tutorials/copper_penny_sorter.html
It gets all of the copper ones out for you, then you can look for wheat and Indian heads among those, and just check the zinc ones for flaws. All copper pennies are worth a bit more than a penny, depending on the current price of copper, wheat or Indian pennies are worth collecting and, flawed zincs are worth something. The rest are just pennies and can be return to the bank for paper.