MAMIK EKA NUR JANNAH; WIDIYANTI, Ifa Seftia Rakhma. Pengembangan Media Calculator Box Mathematic (Calboxtic) Materi Penjumlahan dan Pengurangan pada Siswa Kelas I Sekolah Dasar SDN Gedongombo III Tuban. Prosiding SNasPPM, [S. l.], v. 8, n. 1, p. 721–731, 2023. DOI: 10.2023/snasppm.v8i1.2299. Disponível em: http://prosiding.unirow.ac.id/index.php/SNasPPM/article/view/2299. Acesso em: 10 may. 2024.