Inference: What are three things you can tell about the person who these feet belong to? This comes from an entire pinboard dedicated to teaching inference. How about the fact that this person has siamese toes.
Sugar free Chupa Chups Great ad- completely solved it with a visual and a tagline. It's so simple but really clever. This is the type of thing that I'd like to make. There's a ton of other great ads in this article, definitely worth checking out.