Annisa, M., Budimansyah , D., Hidayat , M., Winarti , A. and Abrori, F.M. 2024. What can we learn from one-to-one trials in Instructional design? A case from module development. Research and Development in Education (RaDEn). 4, 2 (Sep. 2024), 816–826. DOI:https://doi.org/10.22219/raden.v4i2.35763.