Tom Pritchard has 13 points, helping IU to a 47-43 lead at halftime against Purdue.
The 13 points are already the most Pritchard has had this year. IU scored more points in this half than it did in the entire game against Iowa (43).
Christian Watford has nine points. IU is shooting 51.6 percent from the floor and has made four three-pointers.
The Boilermakers hold an 18-15 edge in rebounding.