| Term | Definition |
| James Whitcomb Riley | famous Hoosier poet |
| Robert Indiana and T.C. Steele | famous Hoosier artists |
| Hoagy Carmichael | famous Hoosier musician |
| social groups | groups formed to accomplish common goals or help people be good citizens |
| three things social groups have | a function, responsibilities, and expected behaviors |
| U.A.W. | United Auto Workers- a social group important to the history of Indiana |
| Quakers | a religious group that influenced the history of Indiana by helping with the Underground Railroad |
| orphan trains | trains that brought homeless children from the East Coast to find homes |
| Transportation Changes in Indiana | waking, canals, railroads, jets |
| Crossroads of America | Indiana state motto used because of transportation routes that connect Indiana to the rest of the nation |
| Hispanic Immigrants | People from Latin America or Spain who faced language barriers in Indiana |