Oktaviani IW, Faridli EM, Fajar WN. The Effectiveness of the Project-Based Learning Model in Enhancing 21st Century Competencies of Creative Thinking in Eighth-Grade Students on National Identity and Culture at SMP Negeri 1 Kebasen. pssh [Internet]. 2024 Sep. 19 [cited 2025 Oct. 27];18:155-61. Available from: https://conferenceproceedings.ump.ac.id/pssh/article/view/1248