"In graphic novel format, tells the story of how Eli Whitney invented the cotton gin, and the effects it had on the South"--Provided by publisher.

In graphic novel format, tells the story of Madam C.J. Walker, who invented a line of African American hair products and cosmetics that helped her become the first self-made female millionaire of any race.

"In graphic novel format, tells the story of how Steve Jobs and Steve Wozniak developed the personal computer"--Provided by publisher.