Blog
IQ testing, without the hype
How scores are calculated, which tests professionals actually use, and what does and does not improve performance.
- Guide
7 games and drills that actually train your thinking
The rule is simple: an activity trains thinking when it keeps getting harder as you get better. Anything you have mastered is now entertainment.
7 min read - Knowledge
Are online IQ tests accurate?
The short answer: less accurate than a supervised assessment, and wildly variable between sites. The interesting part is why, and what a good one still gives you.
6 min read - Knowledge
The most widely used IQ tests
There is no single 'the IQ test'. Several distinct instruments are in professional use, and they differ in what they sample and who they are built for.
7 min read - Knowledge
How to read your IQ score
An IQ score is not a count of correct answers. It is a position on a distribution — which is why the same raw performance can produce different numbers on different tests.
5 min read - Guide
8 evidence-based ways to improve your IQ score
Your underlying reasoning ability is fairly stable — but a large part of what a test measures on the day is trainable. Here is where the effort actually pays off.
8 min read - Knowledge
What is the Mensa test and how do you prepare?
Mensa is the best-known high-IQ society, and the only membership criterion is a score at or above the 98th percentile on an approved, supervised test.
6 min read - Guide
IQ tests for children: a parent's guide
Testing a child's reasoning can be genuinely useful — for spotting a learning difficulty, or for making a case for extra support. It can also do real damage if the number becomes an identity.
7 min read - Knowledge
IQ vs EQ: what is the difference?
Most people treat IQ as the single measure of how smart someone is. In practice, emotional intelligence explains a large share of what we call being good with people — and it is measured very differently.
6 min read
Take the test yourself
The tests live in the app, with a per-category breakdown and an explanation for every question.