On Wednesday, October 5, 2022, 09.00-10.30 WIB, Doctoral Study Program Science Education organizes Visiting Lecturer activities on Courses Problematics and Innovation in Science education with the keynote Speaker Assoc. Prof. Dr. Sharipah Ruzaina

On Tuesday, 28 June 2022, 13.00 – 15.00 WIB, Postgraduate State University of Surabaya held a Guest Lecture with Assoc as resource persons. Prof. Dr. Andrzej Cirocki from the University of York (United kingdom). The activity was carried out on t