Thinking tools
- Why curiosity beats certainty — 8 min
- Where a number actually comes from — 11 min
- Reading a claim like a geek — 10 min
Course
Certified Geek: Critical Thinking
The GeeksAroundGlobe certification in curiosity and critical thinking. Learn how a viral number is actually built, how to judge a source in under a minute, and how to check a claim before you pass it on — then prove it with a verifiable certificate.
beginner~45 minutesFree
Start the course — freePassing the exam earns “Certified Geek: Critical Thinking” — a private certificate of completion issued by GeeksAroundGlobe with a public verification page. Not an accredited academic credential.
What you'll learn
- 1.Trace a headline figure back to the assumption it rests on.
- 2.Tell an implied valuation apart from an audited one.
- 3.Judge the credibility of a source in about a minute.
- 4.Name the common reasoning traps: survivorship, base rate, confirmation bias.
- 5.Decide what evidence would change your mind before you argue.
Course fit
Instructor: Kesara Bandaragoda
Readers who want a rigorous habit for handling claims, figures and headlines — no statistics background needed.
Prerequisites
- None — curiosity is the only requirement.
Course syllabus
Applied geekery
- Judging a source in sixty seconds — 9 min
- Verify before you amplify — 7 min
Related reading
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