1. Ohio State (8-1, 6-0)
If the Buckeyes make it to Indy for the Big Ten title game, they will have earned it. They finish with upset-minded Purdue, Michigan State and Michigan. Last week: 2
2. Michigan State (8-1, 5-1)
Purdue rolled to 594 total yards against a Spartans defense that ranks last in the Big Ten. Last week: 1
3. Michigan (8-1, 5-1)
Wolverines travel to Penn State, where they are 5-1 in the past six visits. Last week: 3
4. Wisconsin (6-3, 4-2)
Badgers are on a four-game Big Ten win streak, outscoring opponents 131-23 in that span. Last week: 5