On December 9, 2019, Prof. Hala J. El-Khozondar and Dr. Rifa J. El-Khozondar pay a visit to Baheer Al-Rais female high school to present a talk about how the invertor works and its usages. The meeting last for almost an hour. During the visit, a demonstration and a lecture about how invertor works is given in the presence of their teachers and the headmistress. In addition, educational supervisor for science class was visiting the school. He attended the lecture and express his appreciation to the attention given to the girls. At the end of the presentation, the headmistress assigned a date on December 14, 2019 for the same class of female students, to visit the laboratory at Islamic University of Gaza.