AMRETA, Midya Yuli; FITHRIYAH, Dewi Niswatul; MUTMAINAH, Jamilatul. Calbox Jurang: A Concrete Learning Tool to Enhance Numeracy in Grade 1 Mathematics. Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, [S. l.], v. 13, n. 3, 2025. DOI: 10.33394/j-ps.v13i3.15974. Disponível em: https://e-journal3.undikma.ac.id/index.php/prismasains/article/view/15974. Acesso em: 16 aug. 2025.