Motherwell’s reserves fell to a 4-2 home defeat at the hands of Falkirk on Monday.
Maurice Ross’ side had the lead midway through the first half, but went in behind at the break and ultimately failed to recover.
Liam Donnelly, Elliott Frear and Danny Johnson added first-team experience to the ranks, with Frear grabbing ‘Well’s opener.
Akeel Rehman set the winger free down the left side of the box, before his low shot found its way past Leo Fasan in the Falkirk goal with 19 minutes played.
Minutes later, the Bairns were level. Lavery raced onto a flick-on, before keeping his cool to beat Rohan Ferguson.
Just after the half hour mark, the visitors were ahead. Dunne surged forward from left back, beat two men and fired an unstoppable shot into the net.
Frear and Donnelly had chances to get the Steelmen level again, before Falkirk extended their lead with 18 minutes left on the clock.
Dunne was again involved, laying it on for Kidd to beat Ferguson, despite the goalkeeper getting a hand to the ball.
Reece McAlear then pulled one back from McKinstry’s corner to give Ross’ side hope as the clock wore down, but the Bairns were to restore their two-goal advantage.
Lavery was fouled in the box by Ferguson, before putting his penalty past Ferguson to guarantee the three points.