Simatupang, Denar Yosafad, and KMA Fauzi. “Implementation of the Problem Based Learning Method to Enhance Students Learning Activities and Outcomes at SD Negeri 077786 Tuhembaruzo”. Continuous Education: Journal of Science and Research, vol. 6, no. 3, Nov. 2025, pp. 760-71, doi:10.51178/ce.v6i3.2987.