TITIN TRI SUHARTINI. Problem-Based Learning with Gamification-based: Improving Critical Thinking Skills and Indonesian Learning Outcomes for Seventh Graders of SMPN 1 Jatiroto. Journal of Applied Educational Study, [S. l.], v. 1, n. 1, p. 25–36, 2024. DOI: 10.64460/jaes.v1i1.16. Disponível em: https://journal.planthroper.com/jaes/article/view/16. Acesso em: 3 feb. 2026.