| Term | Definition |
| Great Plains | Region in central North America, east of the Rocky Mountains and extending from Canada to Texas. |
| Nicodemus | Town in Kansas that was founded by African American pioneers. |
| Willa Cather | Novelist who moved to the Great Plains as a child in the 1800's. Her writing was strongly influenced by Nebraska's immigrant settlers. |
| Benjamin Singleton | Leader of African American pioneers known as exodusters, who moved to the Great Plains after the Civil War. |
| George Shima | Immigrant farmer from Japan who produced 80 percent of California's potato crop, becoming known as the "Potato King." |
| pioneer | Early settler of a region. |
| Homestead Act | Law signed in 1862 offering free land to people willing to start new farms on the Great Plains. |
| homesteaders | Settlers who claimed land on the Great Plains under the Homestead Act. |
| sodbuster | Great Plains farmer of the late 1800's who had to cut through sod, or thick grass, before planting crops. |
| exoduster | Name for African American pioneers who moved to the Great Plains after the Civil War. |
| technology | Use of new ideas to make tools that improve people's lives. |