Mensa Requirements

Matrix IQ Brain Teasers

Matrix Reasoning problems are one of the best ways to measure our fluid intelligence. The famous ‘Ravens Matrices’ IQ tests – which Mensa accepts as an IQ test – are made up of ONLY matrix reasoning problems.

The Cognitive Reflection Test (CRT)

Here the 3-item CRT test for ‘cognitive reflection’ developed at Princeton. Average Carnegie Melon and Harvard undergraduate scores for this test range from 1.4-1.5 out of 3!