PENGARUH ALAT PERAGA TERHADAP KEMAMPUAN BERHITUNG SISWA KELAS II SD SWASTA PAB 21 KWALA NAMU. JIIC [Internet]. 2024 Oct. 30 [cited 2025 Feb. 5];1(8):4364-70. Available from: https://jicnusantara.com/index.php/jiic/article/view/1279