Development of a Four-Tier Test (FTT) in the Form of a Virtualization Static Fluid Test (VSFT) Using Rasch Model Analysis to Support Learning During the COVID-19 Pandemic. Journal of Education for Sustainability and Transformation, [S. l.], v. 1, n. 1, 2025. Disponível em: https://journal.serral.org/jestra/article/view/8. Acesso em: 17 oct. 2026.