Rituals are a rite of passage they are beliefs that are followed like a special ceremony every year on the same day or at a certain age have to go through something
In Christianity there are the 7 sacraments which are rituals. There are also small little things like the rosary beads to honor mary
Jews have many different rituals especially those for the coming of age. when a boy is coming of age it is called Brit-milah and when a girl goes through the rite of passage it is called a Bat-mitzvah.