Day two, Choti Diwali, is when homes are decorated with lights, clay lamps and elaborate patterns drawn on the floor called rangoli.
Day three, Diwali, is considered to be the most significant day of the festival.
Families come together to pray to the Goddess Lakshmi. This is called Lakshmi puja, and is followed by feasting and fireworks.
Day four, Padwa, is the first day of the new year, when families and friends exchange gifts.