Peningkatan Kemampuan Berhitung pada Operasi Penjumlahan dan Pengurangan Siswa TK di Bimbel Triwala melalui Alat Peraga Mobil Garis Bilangan. Ja-MES : Journal of Mathematics Education Studies, [S. l.], v. 1, n. 1, p. 25–31, 2024. Disponível em: https://journal.firmanaresearchcenter.com/index.php/Ja-MES/article/view/4.. Acesso em: 5 feb. 2025.