Bereavement in Judaism as Rosh Hashanah, cancel the mourning period completely. The thirty-day period following burial (including "shiva") is known as "shloshim" (). During "shloshim", a mourner is forbidden to marry or to attend a "seudat mitzvah" (religious festive meal). Men do not shave or get haircuts during this time. Since Judaism teaches that a deceased person can still benefit from the merit of "mitzvot" (commandments) performed in their memory, it is considered a special privilege to bring merit to the departed by learning Torah in their name. A popular custom is to coordinate a group of people who will jointly study the
Bar and Bat Mitzvah the halakha; and the capacity to testify as a witness in a Beth Din (Rabbinical court) case. Many congregations require pre–bar mitzvah children to attend a minimum number of Shabbat prayer services at the synagogue, study at a Hebrew school, take on a charity or community service project, and maintain membership in good standing with the synagogue. In addition to study and preparation offered through the synagogue and Hebrew schools, bar mitzvah tutors may be hired to prepare the child through the study of Hebrew, Torah cantillation and basic Jewish concepts. According to Rabbi Mark Washofsky, "The Reform Movement in