Online version of the Cognitive Reflection Test (CRT) by Shane Frederick, a simple measure of one type of cognitive ability – the ability or disposition to reflect on a question and resist reporting the first response that comes to mind. CRT is described by some to be the world's shortest intelligence test.
Author: Shane Frederick (2005)
Test is provided for educational and entertainment use only. It is not intended to be a psychological advice of any kind, and come without any guarantee of accuracy or validity. Assesment is free and anonymous. You can save the direct link to your results.