It is so good that everybody can agree on one thing, PIE! Or maybe it is the whipped cream on top that we all agree on. Well, whatever it is, we love it. Do you know what else we love? We love spotting the differences between seemingly identical pictures. There are seven in all, can you find them? I will, right after I eat some more pie with my whipped cream! This printable puzzle in pdf format includes the answer key.