Suhendra, Indra, Wahyu Sopandi, SaudUdin Syaefudin, Hany Handayani, Nanda Wiliiam, Yusup Maulana, and Indra Gunawan. 2024. “The Development and Validation of RADEC Learning Model-Based Student Worksheets for Natural and Social Sciences (IPAS) Subjects”. International Conference on Elementary Education 6 (1). Bandung, Indonesia, 215-21. http://proceedings.upi.edu/index.php/icee/article/view/3619.