Optical illusions images

Do you see what I see? Optical illusions work when the eye and the brain perceive something that differs from physical reality. Explore these nine images to see if your mind is playing tricks on you

Image research by Penny Bailey; captions by Charlotte Ham.

Further reading

About this resource

This resource was first published in ‘Thinking’ in August 2006 and reviewed and updated in August 2014.

Neuroscience, Psychology
Education levels:
14–16, 16–19, Continuing professional development