No. 9 Ohio State 21, at Michigan 10: Tate Forcier threw four interceptions and fumbled in his end zone, and the Buckeyes took advantage for their sixth straight win in the series. Ohio State clinched an outright Big Ten championship and will play in the Rose Bowl with a five-game winning streak.
No. 13 Penn State 42, at Michigan State 14: Daryll Clark passed for 310 yards and four touchdowns to move into first place in the school's record book with 23 touchdown passes in a season and 42 in a career. The score was tied, 7-7, at halftime.
at No. 15 Iowa 12, Minnesota 0: James Vandenberg threw for 117 yards and fellow freshman Brandon Wegher ran for a touchdown. The victory gave Iowa double-digit wins for the first time since 2004.
at Northwestern 33, No. 17 Wisconsin 31: Mike Kafka passed twice to Andrew Brewer for first-half touchdown passes and Brian Peters and Jordan Mabin made key defensive plays late as the Wildcats pulled off the upset.
Purdue 38, at Indiana 21: Joey Elliott threw a career-high four touchdown passes to help the Boilermakers retain the Old Oaken Bucket. Indiana outgained Purdue 462 yards to 330, but the Hoosiers lost the turnover battle 4-0.
-- associated press