ROIKHATUL JANNAH; ARIF ABDUL HAQQ; WINARSO, W. Empirical Didactical Design Using the Zone of Proximal Development to Address Learning Obstacles in Social Arithmetic. International Journal of Education and Humanities, [S. l.], v. 6, n. 2, p. 429–448, 2026. Disponível em: https://i-jeh.com/index.php/ijeh/article/view/484. Acesso em: 12 may. 2026.