A reasoning test that adapts to you.
Seven abilities, questions built on the spot and difficulty that follows your performance. At the end, a score on the IQ scale with a margin of error, your profile by ability and your progress test after test.
Free. Choose 20, 40, 60 or 100 questions.
Which figure completes the matrix?
How it works
Choose the length
Longer tests give a more precise estimate: from ±9 points with 20 questions to ±4 with 100.
Answer at your pace
Each question has a time limit. Get it right and the next gets harder; miss it and the next gets easier.
See your result
Score, position on the curve, a profile of the seven abilities and, over time, your progress.
What the test measures
Each question type comes from a classic psychometric paradigm, organized by the CHC model of intelligence. Read the methodology.
Inductive reasoning
Discover the rules that organize figures in a grid.
Numerical reasoning
Find the pattern that generates a number sequence.
Spatial visualization
Recognize a rotated figure without seeing the rotation.
Working memory
Hold and manipulate information that just disappeared.
Verbal reasoning
Spot the relation between words and apply it to another pair.
Quantitative reasoning
Combine balances to reach an unknown value.
Deductive reasoning
Build a full ordering from scattered clues.