01
Numerical series
Identify the rule behind a sequence and predict what comes next.
30 questions · 30 seconds each · 15 minutes total
Think you're
sharp? Prove it.
A timed cognitive assessment built for adults. Pattern recognition, numerical reasoning, logic, and sequence analysis — the same categories used in standard fluid-intelligence tests.
30Questions
30sPer question
6Categories
0Signups
What we measure
Six cognitive dimensions
02
Pattern recognition
Spot the abstract structure shared by a group of elements.
03
Visual reasoning
Decode rotations, sequences, and transformations of shapes.
04
Logical reasoning
Draw valid conclusions from premises under time pressure.
05
Verbal analogy
Map relationships between concepts and transfer them to new pairs.
06
Mathematical logic
Solve short arithmetic and algebraic puzzles accurately, fast.
How it works
Three rules. No excuses.
-
1
30 seconds per question
When the bar runs out, the question is marked wrong and you move on. No going back.
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2
No calculators, no notes
Mental arithmetic only. That's the point. We're measuring how your brain performs raw.
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3
Your score stays with you
Everything runs in your browser. Nothing is uploaded, stored, or shared. Ever.