Creating A Thinking World Authors discussion topics include: becoming more creative, educating thinking children, and developing a morally enlightened world.
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.
Real-World Reasoning A course given by Peter Suber for high-school students as an introduction to college.
The Church of Critical Thinking Dedicated to spreading the word about cynical reasoning in established religion, politics, the paranormal beliefs, as well as anything else that people tend to accept blindly. "Your Suspicion is Our Mission".
Skepsonix A collection of links to audio and video files, all on skeptical topics. Lectures, interviews, discussions.
2think.org Collection of book reviews and essays, mostly on popular science, with an emphasis on science as a guide to truth. Also includes a discussion forum.
A Field Guide to Critical Thinking (Skeptical Inquirer Winter 1990) Six rules of evidential reasoning, a distillation and simplification of the scientific method. Ignoring the vowels, the letters in the word "FiLCHeRS" stand for the rules of Falsifiability, Logic, Comprehensiveness, Honesty, Replicability, and Sufficiency.
National Center for Teaching Thinking A service organization for educators dedicated to providing programs for K - 12 schools and colleges on teaching and assessing skillful thinking,.
Open Courseware on Critical Thinking Over one hundred tutorials on critical thinking, logic, scientific reasoning, creativity, and other aspects of thinking skills.