Critical Thinking

The Curriculum · 5 Modules · 19 Lessons

Learn Critical Thinking

Master critical thinking through structured modules, from foundational concepts to advanced techniques.

01

5 lessons · ~56 min

Foundations

The bedrock of clear thinking

Learn what critical thinking is, where it originated, and the simple building blocks behind every argument you encounter.

Learning objectives

  • Understand what critical thinking really is and why it outperforms thinking on autopilot
  • Trace where the toolkit originated, from Socrates through to the scientific method
  • Extract the claims, evidence, and reasoning from any argument you encounter
  • Match the right mode of thinking and reasoning to the problem in front of you

Lessons in this module

  1. What Is Critical Thinking?
  2. History of Critical Thinking
  3. Claims, Evidence, and Arguments
  4. Types of Thinking
  5. Types of Reasoning
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02

4 lessons · ~55 min

Traps & Pitfalls

Common errors in reasoning

Learn to spot the logical fallacies and mental shortcuts that quietly derail clear thinking, in other people's arguments and your own.

Learning objectives

  • Name the fallacies and biases that show up most in real arguments
  • See why each one is persuasive even though it's flawed
  • Use structural fixes, not just willpower, to catch them in your own thinking

Lessons in this module

  1. Logical Fallacies: Formal & Relevance
  2. Logical Fallacies: Presumption & Ambiguity
  3. Cognitive Biases: Decision & Social
  4. Cognitive Biases: Memory & Self
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03

4 lessons · ~55 min

Core Skills

Essential techniques for rigorous analysis

Turn critical thinking from theory into practice: dismantle arguments, question deeply, think like a scientist, and decide well under uncertainty.

Learning objectives

  • Dismantle any argument using a repeatable five-step check
  • Question deeply, as Socrates did, to reach the truth rather than to win
  • Test claims like a scientist and recognize pseudoscience on sight
  • Make sound decisions under genuine uncertainty

Lessons in this module

  1. Argument Analysis
  2. The Socratic Method
  3. Scientific Thinking
  4. Decision Making
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04

3 lessons · ~41 min

Applied Thinking

Critical thinking in the real world

Take critical thinking beyond theory. Learn to generate ideas, judge the media you consume, and solve tangled real-world problems.

Learning objectives

  • Generate ideas freely, then reframe the problem for a better answer
  • Judge sources and catch the manipulation moves in everyday media
  • Run a problem from root cause through a small pilot to an honest review

Lessons in this module

  1. Creative & Lateral Thinking
  2. Media Literacy
  3. Problem Solving
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05

3 lessons · ~50 min

Mastery

Advanced critical thinking

Reach the advanced stance: watch your own thinking, use disagreement as a probe, and know the real limits of what you can claim.

Learning objectives

  • Watch your own thinking and catch the feeling of knowing when it lies
  • Use opposing views as probes toward a fuller understanding
  • Match your confidence to what the evidence, and your expertise, can actually support

Lessons in this module

  1. Metacognition
  2. Dialectical Thinking
  3. Epistemic Humility
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A complete journey

Start with the Foundations to build your vocabulary, learn to spot Traps & Pitfalls, sharpen your Core Skills, apply them to real-world problems, and reach Mastery.

New to the subject? Start with what critical thinking is. For books, courses and podcasts, see the resource library.

Begin with Foundations