AL AYYUBI, I. I.; PUTRA, A. L. T.; HIDAYATULLOH, M. B. Effectiveness of Smart Counting in Improving Addition and Subtraction Skills in Early Childhood. GENIUS: Journal of Elementary Pedagogy and Innovation Studies, [S. l.], v. 1, n. 2, p. 127–151, 2025. DOI: 10.62448/genius.v1i2.321. Disponível em: https://journal.bustanululum.ac.id/index.php/Genius/article/view/321. Acesso em: 21 sep. 2026.