Syaidah, N. and Faizah, S.N. 2021. DEVELOPING ELECTRONIC STUDENT-BASED PROBLEM WORKSHEET FOR PRIMARY SCHOOL STUDENT. Al-Bidayah : Jurnal Pendidikan Dasar Islam. 13, 2 (Dec. 2021), 405–420. DOI:https://doi.org/10.14421/al-bidayah.v13i2.699.