Putri L, Wahyuningsih T, Putri AAP. Introducing numbers to 4-5 year olds at Negeri Pembina Kindergarten using number cards. Thufuli [Internet]. 2025 Jun. 12 [cited 2026 Jul. 15];7(1):31-8. Available from: https://riset.unisma.ac.id/index.php/thufuli/article/view/23196