SABIL, H.; ASRIAL, A.; SYAHRIAL, S.; ROBIANSAH, M. A.; ZULKHI, M. D.; DAMAYANTI, L.; KISKA, N.; SILVIA, N.; UBAIDILLAH, U. Online Geoboard Media Improves Understanding of Two-dimensional Flat Shape Concepts in Elementary School Students. International Journal of Elementary Education, [S. l.], v. 5, n. 4, p. 685–691, 2021. DOI: 10.23887/ijee.v5i4.41785. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/41785. Acesso em: 6 may. 2024.