Tarigan, A., Tongam E Panggabean and Allwine 2023. Android-Based Learning Media Animation for Recognizing Letters and Numbers (Case Study: SDN 175740 Aeksiansimun). Antivirus : Jurnal Ilmiah Teknik Informatika. 17, 1 (Jul. 2023), 68 - 77. DOI:https://doi.org/10.35457/antivirus.v17i1.2834.