Curated OER
Presocratics
Online interactive quizzes are great for promoting self-driven learning. This one contains 23 multiple choice questions about presocratic philosophers. Scholars may submit their answers to be scored. Note: This philosophy quiz...
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Parmenides
Good summary from the Internet Encyclopedia of Philosophy of Parmenides' life and thought. Pays special attention to the verse form of his major work, "On Nature."