Agustriana, Mellisa, Lucy Asri Purwasi, and Khathibul Umam Zaid Nugroho. “Scratch-Assisted Joyful Learning to Improve Seventh-Grade Students’ Mathematical Conceptual Understanding of Social Arithmetic”. Kognitif: Jurnal Riset HOTS Pendidikan Matematika 6, no. 3 (September 30, 2026): 1514–1533. Accessed October 13, 2026. https://etdci.org/journal/kognitif/article/view/5452.