Mental Rotation

◈ E2 · Conditional

Evidence for: spatial rotation tasks

How to play

Mental Rotation

Is the shape on the right the same as the left one, just turned (F) — or its mirror image (J)? Turn it in your head.

This is a practice exercise, not a medical test. Response times in a browser are only comparable with yourself on the same device.

What does this train?

Part of the method Mental Rotation. On the web you answer for real, so we can measure accuracy and response time. A YouTube video can only ask you to score yourself.

Reading your results

Compared with yourself: personal best and your recent sessions. We never rank you against “the population” or convert scores into IQ.