Ondog, Jimrey, et al. “Understanding Numerical Intuition: An Analysis of Junior High School Students’ Innate Mathematical Abilities and Number Sense Competencies”. Excellencia: International Multi-Disciplinary Journal of Education (2994-9521), vol. 1, no. 5, Nov. 2023, pp. 391-02, https://multijournals.org/index.php/excellencia-imje/article/view/60.