Baking Unit Cheatsheet/Treemap (i.e. Baking Units for Greg's and Dummies)

FlowingData - Baking units demystified

A handy chart by Andrew M.H. Alexander. Treemap conversion from one gallon, down to a teaspoon.

I love this (because I can never, ever remember the breakdown). Finally, I think this is presented in a way that I can grok and remember (maybe... ;)