Analisis Validasi dan Kepraktisan Pengembangan Media Pembelajaran Papan Pecahan pada Siswa Kelas 2 Sekolah Dasar Kecamatan Semen: Analysis of Validation and Practicality of Fraction Board Learning Media Development for Grade 2 Elementary School Students in Semen District. Efektor, [S. l.], v. 10, n. 2, p. 274–284, 2023. DOI: 10.29407/e.v10i2.20920. Disponível em: https://ojs.unpkediri.ac.id/index.php/efektor-e/article/view/20920. Acesso em: 3 apr. 2025.