IZZA, Anisa Qarinatul; MUBAROKAH, Khofifah Indah; PRATAMA, Loviga Denny. 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, [S. l.], v. 5, n. 4, p. 1422–1432, 2025. DOI: 10.51574/kognitif.v5i4.3312. Disponível em: https://etdci.org/journal/kognitif/article/view/3312. Acesso em: 26 oct. 2025.