The Diwali festivities in Indian households encompass a variety of activities, including cleaning and decorating homes with diyas, or oil lamps, to symbolize the victory of light over darkness. Families gather to perform puja, offering prayers to deities while enjoying special foods and sweets. Fireworks and exchanges of gifts are common, reinforcing the joyous atmosphere. Additionally, community participation in larger events fosters unity and celebration of cultural heritage, making Diwali an important occasion for fostering family ties and communal joy.