Claim check
Write the exact claim in one sentence, then underline the part that would need evidence.
Critical thinking exercises
Short drills for sharper judgment.
Use this page as a practical reasoning warm-up: one playable challenge, then a few exercises for checking claims before you trust them.
Featured challenge · Critical thinking · 3 min
Red Blips
00:00
Consider two claims about a monitoring system.
- All blips are red.
- Some red things are not sensors.
Which statement must follow?
Pick an answer to start the timer. The model comparison appears only after you lock in.
Share this critical thinking exercisesPractice
Four exercises you can use anywhere.
Assumption split
List what the answer proves, what it merely suggests, and what it does not show at all.
Base-rate pause
Before reacting to a percentage, ask what the starting population is and what comparison is missing.
AI answer audit
Ask which sentence sounds most confident, then verify that sentence first.
Why it works
This is less game, more mental reps.
The goal is to build a repeatable habit: pause, name the claim, check what follows, and separate confidence from evidence.
Useful before accepting a polished AI response
Small enough to fit into a daily work break
Focused on reasoning traps adults actually meet
Explore
More ways into the same daily challenge.
Daily logic puzzle
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Brain trainingDaily brain training for adults who want practical logic, estimation, memory, and critical-thinking challenges.
AI benchmark gamePlay a daily AI benchmark game where humans answer first, then compare results against model baselines.
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