Other
Atlantic Baptist: Pre Socratic Lectures: Empedocles
Lecture notes on the Pre-Socratic philosopher Empedocles from a college philosophy class. Also includes some quotations as well as discussion questions in small rectangles within the notes.
Stanford University
Stanford Encyclopedia of Philosophy: Empedocles
Article about the Greek philosopher Empedocles from the Stanford Encyclopedia of Philosophy. Includes a brief overview of his work and more detailed discussion of his two major works: "On Nature" and "Purifications."