Holidays: Labor Day (LD), Rosh HaShanah (RH), Yom Kippur (YK); Columbus Day (CD), Sukkot (Su), Simchat Torah (ST), Halloween (Hw), Veterans Day (VD), Thanksgiving (Th), Christmas Day (XD), New Year’s Day (NYD), Martin Luther King Day (MLK), Luna New Year (LNY), Presidents Day (PD), Purim (Pu), Passover (P), Good Friday (GF), Easter Sunday (ES), Earth Day (ED), Memorial Day (MD); Shavuoth (Sh), Independence Day (ID) Field Trip (FT), School Reports (SR), Staff Development (SDev) GSM reserves the right to update this calendar as needed.