A random walk with Pi

It's Pi day! Rebecca Black's Friday + Today is Pi Day = The best thing ever.

'Pi-cycle' by Tang Yau Hoong via Tree Hugger

Do you know what Pi Day is? If you do, welcome to geekdom 🙂 For those non-nerds, you may remember that the number “pi” is (and on and on) and so math-types like to celebrate Pi on March – you know, – – get it?

Great High School Math Poster on Pi . Okay, it's not funny, but it's 'Pi'.