SAFINATUNNAJA; EKA FITRI PUSPA SARI; IMELDA RATIH AYU. The Influence of Smart Ladder Learning Media on the Understanding of Mathematical Concepets in Addition and Subraction Material for Grade I Student. Journal of Practice Learning and Educational Development , [S. l.], v. 5, n. 3, p. 1071–1077, 2025. DOI: 10.58737/jpled.v5i3.556. Disponível em: https://www.digitalpress.gaes-edu.com/index.php/jpled/article/view/556. Acesso em: 8 oct. 2026.