Purmanna A, Suratno S, Handayani RD, Wahono B. Dynamics of Changes in Teachers’ Perceptions of STEM Coding Robotics: The Importance of a Teacher Professional Development Program. IJLTER [Internet]. 2025 May 30 [cited 2026 May 25];24(5):579-604. Available from: http://www.ijlter.net/index.php/ijlter/article/view/2332