Izza, Anisa Qarinatul, Khofifah Indah Mubarokah, and Loviga Denny Pratama. 2025. “Implementation of the Numbered Heads Together Model Based on Problem Based Learning on Students’ Interest and Understanding of Mathematical Concepts”. Kognitif: Jurnal Riset HOTS Pendidikan Matematika 5 (4):1422-32. https://doi.org/10.51574/kognitif.v5i4.3312.