Sari, Rani Puspita, Sofnidar Sofnidar, and Khairul Anwar. 2026. “Playing, Moving, and Thinking: Game-Based Outdoor Learning to Mathematical Problem-Solving Ability”. Kognitif: Jurnal Riset HOTS Pendidikan Matematika 6 (1):240-54. https://doi.org/10.51574/kognitif.v6i1.4699.