Penguin Publishing
Penguin Random House: "The Jungle" Teacher Guide [Pdf]
Exhaustive 19-page "The Jungle" teacher's guide includes items such as chapter summaries, pre-reading discussion questions, chapter-by-chapter study questions, significant quotations, vocabulary, and post-reading discussion questions.
Khan Academy
Khan Academy: Ap Us History Unit: Period 7: 1890 1945: Muckrakers
The study resource from Khan Academy provides an overview of Period 7: 1890-1945 in American History. The Progressive Era's muckrakers are discussed in this lesson. This resource is designed as a review for the AP US History Test.
Texas Education Agency
Texas Gateway: Upton Sinclair: A Progressive Era Muckraker
Students will describe how Upton Sinclair's The Jungle reflected issues of the Progressive Era.