Dewi, R.K. et al. 2026. Effect of Problem-Based Learning Supported by PLEXA Media on the Mathematical Creative Thinking Skills of Fifth-Grade Elementary School Students. Kognitif: Jurnal Riset HOTS Pendidikan Matematika. 6, 3 (Jul. 2026), 978–1008. DOI:https://doi.org/10.51574/kognitif.v6i3.5251.