Pengembangan LKPD Berbasis Pendekatan Open Ended Terhadap  Kemampuan Penalaran Matematis Siswa SMP. Advances In Education Journal , [S. l.], v. 2, n. 2, p. 561–571, 2025. Disponível em: https://journal.al-afif.org/index.php/aej/article/view/242. Acesso em: 16 oct. 2025.