Susanti, Novi, Ratu Ilma Indra Putri, Nyimas Aisyah, and Hartono Hartono. 2026. “Designing a STEM-Based Learning Trajectory for Understanding Median through Coffee PH Measurement Activities ”. Edumatica : Jurnal Pendidikan Matematika 16 (1):108-22. https://doi.org/10.22437/edumatica.v16i1.53661.