Perkins beat Margaretta Saturday afternoon, gaining a measure of revenge for one of its five losses in the 49-43 win against the Polar Bears.
Jordan Fraley, held to three points in the 41-34 Margaretta win in December, scored 17 this time as teammate Shannon Ebert added 15.
Margaretta, which was behind by as many as 17 in the second half before getting to within three points at 42-39, got 14 points from Sarah Weyer.
Port Clinton 60, Huron 39 Alex Stephenson's five 3-pointers gave her 35 for the year and broke her own school record for 3-pointers in a season (34) from 2010-11. She scored 15, and Tiffany Colston added 18 and Hope Thorbahn 12.
Clyde 69, Edison 57 Amanda Cahill's 27 points paced the Fliers, while Hannah Wadsworth added 15 and Rachael Smetzler 12. Edison's Ciara Reed had 28 points.
Clyde can wrap up an unbeaten record in the SBC with a win Thursday at Port Clinton.
Sandusky 55, Tiffin Columbian 46 Dorresha Green had 22 points in the Blue Streaks second NOL win of the year. Azyah Smith-Crager notched 13 more in the road win.
Sandusky was 14 of 20 at the foul line, far better than its 59 percent average on the year.
Western Reserve 64, Perkins 57 The Roughriders made 11 3-pointers and snapped Perkins 15-game win streak as Nolan Todd scored 18 points for the victors, and Jacob Muenz added 15.
Perkins got 11 points from Nic Williams in the loss, its first since the season opener.
Marion Harding 68, Sandusky 66 The Blue Streaks had a one-point lead before Harding nailed a 3-pointer with five seconds left in another last-second loss for a second straight night.
Xavier Turner had 29 points and 13 rebounds for Sandusky, and Dameyion Smith added 14.
Norwalk 76, Monroeville 52 The Truckers showed their depth as Damius Peacock scored 22 points in a 17th striaght win for the program. Jake Fetherolf added 14 points and 10 rebounds.
Norwalk was ahead 45-24 at the half. Monroeville got 14 points from Tyler See.
Read more on these game in Sunday's Register and Monday's Reflector.