Did you know?

I knew most of this already, but pretty cool. Here's one I like: it takes 14 muscles to smile, 43 to smile, and only four to slap someone :D

Where did you get #31

A very good list of stuff I probably need to know about this world. It may or may not even help me in Social Studies or Geography.

A good list. Although, there are a few things that aren't 100% factual, such as #5 (chicken:human ratio is about 2:1, if not more).