Final answer:
The Tuskegee Institute, founded by Booker T. Washington, taught grades ranging from elementary to college.
Step-by-step explanation:
Booker T. Washington started the Tuskegee Institute in 1881, which was initially known as the Tuskegee Normal and Industrial Institute. The school focused on providing vocational education to African Americans in the South. The curriculum was geared towards teaching practical skills such as cooking, farming, and housekeeping. Therefore, the school taught grades ranging from elementary to college.