The Posh Under 21s suffered a second successive defeat as they were beaten in Cheshire by Crewe Alexandra.
Peterborough United's Under 21 side were beaten 2-0 by Crewe Alexandra in the latest Professional Development League fixture on Monday afternoon with the Railwaymen scoring twice in the second half to claim the three points.
Ryan Semple's men started the game brightly with David Kamara firing over before the hosts came close themselves through Adrian Thibaut, who was denied by Ben Westcott.
Lucas Sant sent an effort over the bar from close-range on 33 minutes before the same player produced a fine block at the other end to deny Bradley Ihionvien.
Ihionvien was denied by Tom Booth on 54 minutes before the hosts opened the scoring as Moore tapped home from close-range after good work from Stan Dancey.
Posh were inches away from a leveller on 76 minutes as substitute Patryk Sykut's shot cannoned off the crossbar.
On 79 minutes, Crewe doubled their lead as the Trialist bundled home from close-range after Westcott had made a good save initially to keep out Jordan Hodkin.
Posh: Westcott, Freeman, Gbajumo, Campbell, Sumnall, Rose, Davies, Young, Ihionvien, Fox, Kamara. Subs: Sakalas, Mendonca, Sykut, Changunda, McWilliams-Marcano.