Tri Astuti, Dian Anggraeni, and Mohd Nazir Bin MD Zabit. 2025. “Design and Development of a Project-Based Learning Mathematics Teaching Module for Geometry in Second Grade of Elementary School Based on Expert Consensus”. International Journal of Academic Research in Progressive Education and Development 14 (3):2108-23. https://ijarped.com/index.php/journal/article/view/3804.