22 investigations of African-American inventors and entrepreneurs. Students search online for information about each inventor's year of birth and death, gender, schools or college attended, jobs, inventions, and other interesting things from their life:Gladys West, George Washington Carver, Henry Sampson, Lewis Howard Latimer, Elijah McCoy, Garrett Morgan, Madame C. J. Walker, Benjamin Banneker, Otis Boykin, Frederick McKinley Jones, Granville Woods, Thomas L. Jennings, Marie Van Brittan Brown,