THE EFFECT OF SMART BOX MEDIA ON IPAS LEARNING OUTCOMES IN FOURTH GRADE ELEMENTARY SCHOOL STUDENTS. Jurnal Merah Putih Sekolah Dasar, The Indonesian Journal of Primary School Education [Internet]. 2025 Jan. 18 [cited 2026 Mar. 20];2(3):314-20. Available from: https://jurnal.unimed.ac.id/2012/index.php/jmpsd/article/view/72209