Improving The Ability To Recognize Number Symbols Using Flashcard In Group A Children At Islahul Ummah Kindergarten In The 2024/2025 Academic Year. Jurnal, Pendidikan [Internet]. 2025 Sep. 1 [cited 2026 Jun. 21];10(3):992-8. Available from: https://ejournal.mandalanursa.org/index.php/JUPE/article/view/9273