PENINGKATAN KEMAMPUAN PEMAHAMAN KONSEP MATEMATIKA  MELALUI MODEL PMRI BERBANTUAN MEDIA GEOKOLASE DI KELAS 5C SD N BANGETAYU WETAN 02. Elementary School and Education Journal, [S. l.], v. 1, n. 1, 2025. Disponível em: https://esej.uim-yogya.ac.id/index.php/esej/article/view/2. Acesso em: 26 apr. 2026.