Check out this great set of videos on critical-thinking skills. They are designed to be useful to children, but they make a great introduction for adults as well.
ANTIDOTES AND GUARDRAILS, PART 2: Protecting Ourselves Against Our Built-In Biases
By Mario Sikora An ongoing series of articles on clear-thinking skills, excerpted from “How to Think Well, and Why: The Awareness to Action Guide to Clear Thinking” by Mario Sikora (available at www.awarenesstoactionbooks.com). In the last few articles we discussed...