Ebberston under-13s’ George Hardie produced a fine bowling display as his side beat Pickering B by 10 runs in Zone Two.
Ebberston looked in trouble when Alfie Suggitt’s 2-4 reduced them to 67-5.
Joe Barker’s unbeaten 26 led Pickering on the way to victory, but Hardie took over with a spell of 3-9, which slowed them to 57-8.
Wykeham gave an outstanding batting display when they beat Duncombe Park by nine wickets.
Park had Thomas Fairburn (25) and Kit Saggers (20) to thank for their tally of 85-7, in which Sam Owen took 3-11.
Henry Tubbs and Max Lane then both struck 25 in the reply as Wykeham cruised over the winning line.
In Zone One, Scarborough saw off Cayton by 38 runs.
Knocks of 25 from both Reuben Staveley and Ed Hopper led Scarborough to 73-2.
Toby Jones put Cayton on the right path with 13, but Lewis Henson’s 2-5 made sure they dropped away.
Wykeham remain at the head of the Under-16 League after they eased to a 69-run win against Pickering.
Tom Poor, Lewis Eustace and Ben Norman all reached the 30s in a final score of 137-2.
Tom Hutchinson then took 2-10 and Josh Stockill collected 2-4 as Pickering closed on 68-8.