Tyrone Wallace scored 21 of his 26 points in the first half, and backcourt partner Jordan Mathews scored all nine of his points in the final minutes of California's 76-67 win at Washington State on Thursday night.
Jabari Bird added 12 points and eight rebounds for the Bears (12-9, 2-6 Pac-12), who snapped a six-game losing streak. Freshman Brandon Chauca scored a season-high 10 points.
DaVonte Lacy led Washington State (9-11, 3-5) with 24 points. Josh Hawkinson added 18 points and 12 rebounds. No other player scored more than seven points for the Cougars, who have lost four in a row.
The first half included nine ties and three lead changes. Mathews played only four minutes in the first half after picking up a quick foul and a technical at the same time.
The Bears, who had been struggling on offense, shot 55.2% from the field. The Bears had not scored more than 66 points in a game since their six-game losing skid began with a 69-66 home loss to Washington State on Jan. 4.