Sinuraya, Elida, Idahwati, Ruth Rani Simanjuntak, Ruth Marsaulina Simanjuntak, Salsa C Arinda, Safinatul Husnah, and Salsabila. 2023. “Mengoptimalkan Kemampuan Otak Melalui Latihan Literasi Dan Numerasi”. Jurnal Abdimas Mutiara 4 (1):31-36. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/3642.