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  • Beginner
  • English
  • About 75 min
  • 10 steps · 2 quizzes

Thinking Traps — How Your Brain Fools You (and How to Catch It)

A hands-on tour of the mental shortcuts that trip everyone up — teens, adults and experts alike. In each step learners first try a small experiment on…

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10 steps · 2 quizzes · about 75 minutes · open any step

  1. Fast answers, slow answersStart hereYour brain has two speeds: a fast one that answers instantly, and a slow one that checks. The fast one is usually right — and sometimes confidently wrong in predictable ways. Let's catch it. Try it: answer within 5 seconds, with your gut. Then check.InteractiveHands-on · 6 min
  2. Anchoring: the first number sticksTry it: spin the wheel, answer both questions, then see the results.InteractiveHands-on · 6 min
  3. Confirmation bias: testing only what fitsTry it: test at least four sets of numbers before you name the rule.InteractiveHands-on · 6 min
  4. Availability: easy to picture feels commonTry it: for each pair, pick the one that kills more people each year.InteractiveHands-on · 6 min
  5. Base rates: how common is it to begin with?Try it: pick your answer first, then press Next to sort the 1,000 people.InteractiveHands-on · 6 min
  6. Check: the first five trapsQuiz · 4 questions
  7. Framing: same facts, different feelingsTry it: rate the operation honestly, save, then rate it again.InteractiveHands-on · 6 min
  8. Sunk cost: money that's already goneTry it: go with your gut, look at both futures — then try the switch.InteractiveHands-on · 6 min
  9. Survivorship bias: the evidence you don't seeTry it: choose where to add armour, then show the planes that never came back.InteractiveHands-on · 6 min
  10. The gambler's fallacy: luck has no memoryTry it: flip until you get a streak. Does the other side feel "due"? Then flip 100,000 times.InteractiveHands-on · 6 min

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Workshopy shares this lesson under CC BY 4.0. Anyone may use and change it, with credit to you. Anyone can learn it here, free. A copy in your workspace is yours to change and run live; your students never need an account.

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