Olympic. Kevin Boswick never reached a three-ball count in facing 15 batters and fanned the final six to finish with a 12-strikeout perfect game through five innings - which is how long it took Shawnee to finish off host Triton, 11-0.
The win ensured the Renegades of at least a share of the Patriot Division title.
Burlington County. Tyler Trumbetti's two-out single in the top of the seventh inning brought home Isiah Hall with the go-ahead run, and Burlington Township went on to edge host Pemberton, 5-4, and clinch at least a share of the Liberty Division title.
Bryce DiPaola batted 4 for 4 and Brandon Knauss went 3 for 3 with four RBIs as host Rancocas Valley remained a half-game behind Township thanks to an 11-1 rout of Northern Burlington.
New Egypt's Reid Anderson hit for the cycle, including a grand slam, and scored three times as the Warriors emptied the bat rack in mauling host Maple Shade, 17-1.
Tri-County. John Brue, Tim Holder, and Brett Tenuto each had two RBIs for Gloucester Catholic, which locked up at least a share of the Diamond Division crown with an 11-1 win at Deptford.
Kyle Grim knocked in four runs with three hits, and Jordan Rizzo homered in going 3 for 4 with two RBIs as host Williamstown remained alive in the Royal Division race with a 9-1 win over Kingsway.
Friends Schools. Stephen Dwyer drove in two runs with one of Moorestown Friends' two hits, and Adam Quaranta supplied 11/3 innings of shutout relief to save the win for Colin Gregory and the host Foxes, 5-3, over George School.
Nonleague. Josh Rodgers starred on the mound and at the plate - striking out eight, pitching a two-hit shutout, and batting 4 for 4 with three RBIs - to lead host Pennsauken over Camden, 11-0.
Rodgers has doubled in each of his last five at-bats.
Rancocas Valley improved to 15-0 overall and clinched the Valley Division title of the Colonial Valley Conference, as the host Red Devils doubled up Hightstown, 14-7.
Aaron Bennett (3 goals, 4 assists) and Jack Goracy (3 goals, 3 assists) sparked the offense, and goalie Tim Corn turned away 10 shots.
In another Colonial Valley clash, New Egypt's fourth-quarter rally was not enough to prevent the host Warriors from falling to Lawrence, 11-10.
Tyler Emery led the late charge with five goals and three assists.
Olympic. Zach Wallace scored his fourth goal of the match in overtime, making host Bishop Eustace a 12-11 winner over Gloucester Catholic.
The Rams wasted a game-high five goals by Steven Jackson.