ThursdayCross CountryWPIAL Championships at Cooper's Lake, 1:45 p.m.Girls SoccerWPIAL PlayoffsClass AAAASeneca Valley vs. Canon-McMillan, 8 p.m., at MoonClass AAAMars vs. Ambridge, 8 p.m., at HamptonClass AAFreeport vs. Yough, 6 p.m., at Fox ChapelCardinal Wuerl North Catholic vs. Waynesburg, 6 p.m., at South FayetteGirls VolleyballWPIAL PlayoffsClass AAAMars vs. Greensburg Salem, 6 p.m., at FreeportLaurel Highlands at Knoch, 7:30 p.m.Class AASouth Park at Freeport, 7:30 p.m.

FridayFootballDistrict 10 PlayoffsClass 5AGrove City vs. Central, 7 p.m., at Slippery Rock UniversityRegular SeasonButler at Canon-McMillan, 7 p.m.Altoona at Seneca Valley, 7:30 p.m.Knoch at Mars, 7 p.m.Freedom at Cardinal Wuerl North Catholic, 7 p.m.Valley at Freeport, 7 p.m.Karns City at Clearfield, 7 p.m.Moniteau at Redbank Valley, 7 p.m.Ridgway at Union/A-C Valley (ACV), 7 p.m.HockeyQuaker Valley vs. Mars, 7 p.m., Baierl Complex

SaturdayFootballDistrict 10 PlayoffsClass 3ASlippery Rock vs. Mercyhurst Prep, 7 p.m., at General McLaneRegular SeasonAvella at Summit Academy, 12:30 p.m.College FootballSlippery Rock at Clarion, noonGrove City at Geneva, 7 p.m.Cross CountryDistrict 10 championship at Buhl Park, 9 a.m.