SOVFAN; RANGGA FIRDAUS; DINA MARTHA FITRI. Improving Learning Activity and Concept Mastery in Physics for 12th Grade Students Using a Virtual Lab (PhET Simulation). Innovative Teaching and Learning Journal, [S. l.], v. 9, n. 2, p. 407–416, 2025. DOI: 10.11113/itlj.v9.200. Disponível em: https://itlj.utm.my/index.php/itlj/article/view/200. Acesso em: 15 feb. 2026.