As the pioneer of astronomy knowledge provider Old Anandian Astronomical Association is conducting astronomy workshops and sky observation camp island-wide. As the next step of this project we conducted a night sky observation camp in a leading girls’ school in Galle; Sangamiththa Girls’ School. Over 150 students were participated to this event representing different ages. We conducted a lecture series with a special guide book as well as audio visual experience. OAAA launched special activities for make interesting and awareness of observation astronomy.