Leuwol, F.S., Nurhayati, N., Arifin, Z., Sedubun, S. and Waruwu, D. 2024. Improving Activity and Learning Outcomes Through Group Work via WA Group. Al-Hijr: Journal of Adulearn World. 3, 1 (Mar. 2024), 62–79. DOI:https://doi.org/10.55849/alhijr.v3i1.602.