LANGI’, W. L.; PADALLINGAN, Y.; PARUMBUAN, M. L. The Application of Project Based Learning Model in the Implementation of the Merdeka Curriculum to Enhance Students’ Concept Mastery in IPAS Learning. Edumaspul: Jurnal Pendidikan, v. 8, n. 2, p. 5331-5338, 1 out. 2024.