Rosh Chodesh: It's a Girl Thing! is a multi-year, monthly celebration of the ancient New Moon holiday for pre-teen and teenage girls (grades 6-12) that builds self-esteem, leadership skills, and Jewish identity. It is a national program launched by Moving Traditions in 2002. Rosh Hodesh: It's a Girl Thing! draws on Jewish teachings and traditions to keep girls healthy and whole. At Temple Sinai , Rosh Hodesh: It's a Girl Thing! meets monthly on Sunday afternoons from 12:20pm to 2:20pm. The girls meet with their counselor and mentor, Erica Santiago.