Development of multi-level tasks for the development of natural science literacy of students in chemistry. Gumilyov Journal of Pedagogy, [S. l.], v. 150, n. 1, p. 42–57, 2025. DOI: 10.32523/3080-1710-2025-150-1-42-57. Disponível em: https://pedjournal.enu.kz/index.php/main-about/article/view/16. Acesso em: 15 oct. 2025.