The Effect of Lapbooks on IPAS Instruction on the Topic of Cultural Diversity and Its Impact on the Learning Outcomes of Fourth-Grade Elementary School Students : Pengaruh Media Lapbook Pada Pembelajaran IPAS Materi Keragaman Budaya terhadap Hasil Belajar Siswa Kelas IV Sekolah Dasar. ijemd [Internet]. 2026 Sep. 22 [cited 2026 Nov. 9];21(3):10.21070/ijemd.v21i3.1167. Available from: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/1167