WAHYUNI, Elviza Dwi; EDIPUTRA, Kasman; HIDAYAT, Adityawarman. Effect of Wordwall-Assisted Numbered Heads Together on Junior High School Students’ Mathematical Conceptual Understanding. Kognitif: Jurnal Riset HOTS Pendidikan Matematika, [S. l.], v. 6, n. 2, p. 669–681, 2026. DOI: 10.51574/kognitif.v6i2.4753. Disponível em: https://etdci.org/journal/kognitif/article/view/4753. Acesso em: 16 jun. 2026.