Eryadi, M., & Fradana, A. N. (2026). Problem Based Learning Strengthens Tolerance And Moral Values In Elementary Students: Pembelajaran Berbasis Masalah Memperkuat Toleransi Dan Nilai Moral Siswa Sekolah Dasar. Indonesian Journal of Education Methods Development, 21(4), 10.21070/ijemd.v21i4.1172. https://doi.org/10.21070/ijemd.v21i4.1172