- Sussex School of Philosophy
- Courses based on teachings of eastern and western philosophers to help everyone gain deeper knowledge of their essential nature and the source of happiness.
- The Critical Thinking Community
- Providing a forum and resources about Socratic questioning, higher order thinking, and critical thinking. Organizer of conferences and publisher of books and academic resources for teachers.
- Stanford Encyclopedia of Philosophy
- Online encyclopedia of philosophy created and maintained by Stanford University.
- Tips on Writing a Philosophy Paper
- This is a guide for college students on how to write a thesis-defense paper for a philosophy course from California State University at Northridge, by Douglas W. Portmore.