Annis Deshinta Ayuningtyas et al. 2026. Bridging Culture and STEM Education: Developing a Tamansiswa-Grounded Project-Based Learning Model to Strengthen Mathematical Connections and Collaboration Skills. Jurnal Kependidikan : Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran, dan Pembelajaran. 12, 3 (Sep. 2026). DOI:https://doi.org/10.33394/jk.v12i3.20823.