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Adaptive skill practice — find your level, get sharper.
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Fluid Reasoning

Fluid Reasoning practice

Code patterns
Try one — no signup
In a code, CAT = 3-1-20. Using the same rule, DOG = ?
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No signup · first signal after 5 answers · your score at session end
Spot patterns and reason from scratch
Number and letter series, odd-one-out, and analogies — knowledge-free pattern reasoning that adapts to your level.
• Meets you at your level — never too easy, never too hard.
• Adapts every question to how you’re doing.
• Tracks your level over time. Skill practice, not a test.

New here? Read the Fluid Reasoning guide

A free 9-minute primer — the mental model, the mistakes beginners make, and what to practice first.

Curriculum

39 concepts across 9 chapters, from foundations through advanced practice — each one a concept the adaptive question bank can teach and test.

A. A method for any pattern

4

B. Series built on differences

5

C. Series built on ratios

4

D. Series built from earlier terms

4

E. Powers and special numbers

5

F. The odd one out

5

G. Number and word analogies

5

H. Letter series

5

I. Patterns in other forms

2
View the full curriculum →
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Start practicing — it’s free
No signup · first signal after 5 answers · your score at session end
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Fluid Reasoning on exams

Fluid Reasoning is one of the skills tested on these exams. Each prep page lays out what the real test covers and where this skill fits.
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