AGUSTRIANA, Mellisa; PURWASI, Lucy Asri; NUGROHO, Khathibul Umam Zaid. Scratch-Assisted Joyful Learning to Improve Seventh-Grade Students’ Mathematical Conceptual Understanding of Social Arithmetic. Kognitif: Jurnal Riset HOTS Pendidikan Matematika, [S. l.], v. 6, n. 3, p. 1514–1533, 2026. DOI: 10.51574/kognitif.v6i3.5452. Disponível em: https://etdci.org/journal/kognitif/article/view/5452. Acesso em: 13 oct. 2026.