[niels_olson]

And there should be a federal section of the bar that is the same across all jurisdictions, and that is what grading should be normalized against.

[jforman]

There is a common portion called the MBE:

http://en.wikipedia.org/wiki/Bar_examination#Multistate_Bar_...

However, as mentioned in another comment, what you learn in law school and what you need to learn to pass the Bar exam have relatively little overlap.