National Science Day was observed at Magnetic Observatory, Alibag on 28th Feb, 2023. Around 250 students and faculties from various schools and colleges attended the event. Mr. C M Mishra, Senior Director (IT) and Scientist-F, National Informatics Centre was invited as Chief Guest for the event. Prof. S B Datar, Retired professor and former HOD (Physics) from JSM College, Alibag was also invited for the event. The students, in batches, were briefed about the activities of IIG. They were explained about the instruments on display in the museum and a walk around the observatory was arranged stating the importance of Variometer and Absolute rooms. They were shown documentary on IIG activities with presentation sessions on Basics of Geomagnetism and IIG research in Antarctica.