Aisyah, Nur, Ridwan Ridwan, Huda Huda, Wiwin Faisol, and Hasanah Muawanah. 2022. “Effectiveness of Flash Card Media To Improve Early Childhood Hijaiyah Letter Recognition”. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini 6 (4):3537-45. https://doi.org/10.31004/obsesi.v6i4.2097.