How to be Smarter: This is fascinating: "No one could see the color blue until modern times." How to be Prettier: If you are not sure what to do in a group photo when someone says "Silly face!" or "Candid!", just look at the nearest person to you doing something funny and laugh. You'll look relaxed and like you're having fun, while not needing to make a weird face.
How to be (less) Awkward: How to Say Sorry. [This is an article written for how to teach kids to apologize, but I really love the 4-step formula and think it can be useful whether you are 8 or 28].