HIGH ORDER THINKING SKILLS Penerapan Model Pembelajaran Pendidikan Matematika Realistik Indonesia Berbasis Budaya Batak Toba Pada Bangun Datar. KJA. Published online May 2, 2025. Accessed September 15, 2025. https://kjaquatic.com/index.php/penerbitkamiyajayaaquatic/article/view/35