A Completely Nonlinear Approach of Multilevel Regression for Detecting Turning Points: Developing an Alternative Platform With an Application of TIMSS Data. Journal of Education and Development, [S. l.], v. 9, n. 2, p. p10, 2025. DOI: 10.20849/jed.v9i2.1499. Disponível em: https://journal.chapjulypress.org/index.php/jed/article/view/2930. Acesso em: 7 mar. 2026.