Ohio State leads Purdue 39-29 at halftime Tuesday at Mackey Arena.
Bishop Luers graduate Deshaun Thomas has 14 points to lead the No. 15 Buckeyes.
Brothers Terone and Ronnie Johnson both have eight points to pace the Boilermakers. D.J. Byrd has six points.
A.J. Hammons and Jacob Lawson both picked up two quick fouls and were limited for the Boilermakers. Aaron Craft had two fouls quickly for the Buckeyes.