I don't think so. I think it is just based on repetition, recognition of errors, and then learning accidentally in the process just by absorbing.
I believe they are a relatively new thing, but they have been around long enough to say that you score like 7 points higher on the MBE portion if you do them, or something like that.
Of course, they were nice enough to send out an e-mail about them a week after we started the main program, so I'm just going to tackle them as the lectures appear. So, for Contracts I will do the Contracts AMP, Evidence the Evidence AMP, etc.
I guess the Texas Bar must just be earlier? I literally had registration the Monday after I graduate for a July 26 exam.