Ayu Mastura, M.Pd. was born in Samalanga, October 23, 1996. She is a lecturer at Mathematics Education Department of Syiah Kuala University, Indonesia. She completed her bachelor degree in mathematics education at the Syiah Kuala University in 2018. She completed her master degree in mathematics education at the Syiah Kuala University in 2022. Her research interest includes mathematics teacher education and Research and Development (R&D).