TEACHERS MUST MASTER THE SUBJECT OF LEARNING AND TECHNOLOGY
Teaching during the Covid-19 pandemic requires teachers to adapt to online learning systems and use effective media. The impact of the online learning system that has been running so far certainly affects the psychological condition of students on learning so that alternative strategies for delivering learning materials are needed that are more interesting and meaningful. This problem has caught the attention of UNY lecturers, namely Dr. Dyah Purwaningsih, M.Sc. (Chemistry Education Study Program), Dr. Pujianto, M.Pd. (Physics Education study program) and Anik Widiastuti M.Pd.