LEONARD, Leonard; NUGROHO, Galih Budi Prasetyo Suryo. HALMATIKA: A Halma-Based Board Game for Learning Logarithm Concepts in Secondary Mathematics. Formatif : Jurnal Ilmiah Pendidikan MIPA, Jakarta, Indonesia, v. 16, n. 1, p. 229–240, 2026. DOI: 10.30998/qdaptt30. Disponível em: https://newjournal.lppmunindra.ac.id/index.php/formatif/article/view/2230. Acesso em: 18 apr. 2026.