Tiny Prints can help you do just that. For one week only you can get 10 FREE Graduation Announcements or Invitations.
They have more than 300 designs to choose from and you can customize the cards with pictures of your graduate, your own text, and more.
Check out their designs and make sure to use the code GRAD2013 at checkout to get the cards for free. You only have to pay for shipping, which starts at $4.50. You can get them faster, of course, with the priority shipping options.