Profile of High School Students Problem Solving skills and the Implementation of PBL Model Assisted by Digital Books on Dynamic Fluid Material. Journal of Innovative Technology and Sustainability Education, [S. l.], v. 2, n. 1, 2026. DOI: 10.63230/jitse.2.1.118. Disponível em: https://journal.i-ros.org/index.php/JITSE/article/view/118. Acesso em: 17 apr. 2026.