Developing an Ethno Mandailing-Realistic Mathematics Education Model Assisted by Adobe After Effects to Improve Numeracy Literacy of Elementary School Students . International Journal of Technology in Education and Science, [S. l.], p. 876–894, 2026. DOI: 10.46328/ijtes.8540. Disponível em: https://ijtes.net/index.php/ijtes/article/view/8540. Acesso em: 19 jun. 2026.