About T-Shirt Design
3 Kinds Of People. Good At Math, And Those Who Aren't T-Shirt has one of those sayings that is easy to read and even easier to get. Anyone who is into science and nerd humor will probably understand the idea right away.
You could wear it for school, bring it out for birthdays, or just keep it in the normal shirt rotation. It has the easy look of a graphic tee that lets the saying do most of the talking. The joke is quick, the message is clear, and that is really all it needs.