History I - Class 12th NCERT Solutions History I - Class 12th NCERT Solutions Theme 1 - Bricks, Beads and Bones (The Harappan Civilisation) Theme 2 - Kings , Farmers and Towns (Early States and Economics) Theme 3 - Kinship, Caste and Class (Early Societies) Theme 4 - Thinkers, Beliefs and Buildings (Cultural Developments) Tags: Newer Post Older Post