The Squirrels used a 22-point fourth quarter to down Bismarck Shiloh Christian and claim the title in their first state tournament appearance in 11 years.
The Roughriders rallied from a 14-point halftime deficit to tie the game with just over 10 minutes remaining, and Saturday's Class A boys state championship game turned into a shootout to the end.
The Roughriders used a big second-half performance to top West Fargo in the Class A girls state semifinals Friday, advancing to the championship game for first time in 31 years.
Kate McComb's fifth goal of the season came at 12:23 of the second period on the power play and ultimately held up as the game-winner for the Spruins on Saturday.
Sandra Sampson's team-leading 16th goal of the season broke a scoreless deadlock early in the third period and stood up as the game-winner in a tournament semifinal on Friday
Down two goals with 6:42 remaining, it took Cope just 1 minute and 37 seconds to net three goals, recording the natural hat trick in Thursday's quarterfinals.