Nora Buck scored eight goals to carry the Bulldogs to the win in Fairfield.
Lexi Lewis added six goals for Lawrence (2-3) while Savannah Weston had the other goal. Abby Townsend made 21 saves.
Anna Erb scored four goals for Maranacook/Winthrop (5-1) while Mimi Knight, Katie Ide and Ella Delisle added two apiece. Natalie Whitten, Lily Voye and Ella Smith chipped in one each. Samantha Cloutier stopped 15 shots.