The Falcons rushed out to a 24-point halftime lead and hit 13 3-pointers on their way to a nonleague victory over their in-district rivals.
Mallory Williams had a team-best 16 points and was one of three Falcons to finish in double figures. Brooke Walling added 11 and Cassidy Gardner added 10 for Prairie.
Morgan Stradley had a game-best 18 points for the Tigers, including 11 in the second quarter.
Battle Ground committed just seven turnovers in the loss.
PRAIRIE 65, BATTLE GROUND 39
PRAIRIE — Sarina Martinez 0, Allie Corral 8, Kazz Parks 9, Jozie Tangeman 6, Mallory Williams 16, Grace Prom 3, Sydney Weber 0, Malaika Quigley 0, Haley Reed 2, Lauren Vreeken 2, Cassidy Gardner 10, Brooke Walling 11. Totals 21 (13) 10-15 65.
BATTLE GROUND — Brenley Billingsley 4, Kayla Cruz 3, Anna Brinton 0, Morgan Stradley 18, Emily Gibbs 4, Lexi Dixson 0, Madison Mukensnabl 0, Jennifer Westrand 0, Megan Geiger 0, Danielle Stillson 1, Hailey Hamilton 0, Kelly Poteet 9. Totals 15 (5) 4-8 39.