Washington State (3-3) led 23-16 at halftime and started the second half on a 9-0 run.
Woolridge and Mike Ladd hit back-to-back 3-pointers to spark a 17-2 run to put the game out of reach at 56-28. The Cougars missed only two shots during the stretch. Woolridge finished the game with four of Washington State's eight 3-pointers.
The Golden Lions were only 6 of 26 (23.1 percent) from the field in the first half, 15-50 (30 percent) for the game. Washington State ended the game 23-48 from the field (47.9 percent).
Terrell Kennedy led Arkansas-Pine Bluff with nine points.
This was the fifth of 11 games on the road for the Golden Lions (1-4). They don't play a home game until January.
Andy Katz breaks down the likelihood of Villanova, Syracuse, North Carolina or Oklahoma making a run to the Final Four next season.
Florida State has announced that Xavier Rathan-Mayes will return to the court for his junior season. The 6-foot-4 guard declared for the NBA draft last month but did not hire an agent.
Virginia coach Tony Bennett takes the ACC Fast Break with Dino Gaudio by answering questions like who the best Tony Bennett is and what other sport he'd like to coach.