This unit was designed to accompany Melissa Forney's The Astonishing Adventure of Teddy Bodain. It includes materials that can be tailored for the time, rigor, complexity, and learning objectives. It is intended to segue from the story into the science and history surrounding yellow fever, capitalizing on the student interest in the novel. It includes a timeline of yellow fever vaccine development, short lesson on yellow fever (including mosquitoes and the virus), map of outbreaks in the U.S., i