Improving Activity and Learning Outcomes Through Group Work via WA Group.Published in:Al-Hijr: Journal of Adulearn World, 2024, v. 3, n. 1, p. 62, doi. 10.55849/alhijr.v3i1.602By:Leuwol, Ferdinand Salomo;Nurhayati;Arifin, Zainul;Sedubun, Stenlly;Waruwu, DermawanPublication type:Article