Sadiyah, N., Wantini, W., Suyadi, S., Perawironegoro, D., & Yusutria, Y. (2026). Development of a Hijaiyyah Letter Card Sort to Enhance Student’s Understanding Nun Sukun and Tanwin Rules at SMP Islam Al Azhar 26 Yogyakarta. Journal of Indonesian Progressive Education, 3(2), 370–377. https://doi.org/10.63617/jipe.v3i2.249