Let the madness begin: 3 things to watch at the NCAA basketball tournaments

It's time to get those No. 2 pencils out, and brackets printed.

March Madness has arrived.

The official brackets for the men's and women's NCAA Division I college basketball tournaments were revealed Sunday evening, with the final list of the 68 selected teams showing a lot of excitement – and a few surprises.

Whether you're one of the roughly 68 million Americans expected to place a bet on the tournament, or you're just looking for an easy entryway into the March Madness conversation with some insider lingo (Cinderella, anyone?) – here are some highlights to pay attention to heading into Tuesday's kickoff: