Religion- When the Aryans reached India about 1500 BC, they brought their Indo-European gods with them; such as Hinduism. Hinduism believes in many gods. In the 1100s AD, Indian people also began to convert to Islam as Muslim people from the north conquered India.
Education - The education in ancient India came from the Gurukul system. The education system started years before 5000 BC and kids did not have to pay and education was open to everyone.
Social classes - Ancient India was divide into four different classes. Each depended on your job and how much money you made. Also on your family history if your generations were rich, you also would be rich in the higher classes.