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.
ESPN's Dan Dakich joins The Paul Finebaum Show to discuss the SEC's presence in the NBA Draft.
Ted Kapita was the top-rated recruit from West Virginia in the class of 2015 and recently played at DME Academy in Florida.
With the Suns drafting Tyler Ulis, they now have five guards on their roster who attended Kentucky.