Give one of these a try!
- Camouflage Can you find the hidden shape?
- Herring Illusion Can you see straight?
- Horse's Tail Illusion How can the same colour look different?
- Moving Lines Illusion Everything is shifting around!
- Müller-Lyer Illusion How long is the line?
- Poggendorff Illusion Can you make a straight line?
- Titchener Illusion How large are they?
- Two Grey Steps Illusion Grey is not always grey!
- Unreal Triangles See the invisible.
- Zollner Illusion See a new slant on parallel lines.
- Which is which, this or that? Ambiguity and instability in images
- Picture This Landscapes, background and camouflage.
- Delayed Telecasts After-effects in colour and black and white.
- Ghost Busters Movement, colours and shapes that aren't really there.
- Mission Impossible Impossible figures, 3D interpretations.
- The Distorted Top Ten Mind-tricks with shapes, colours, sizes and patterns.
- Far and Away Depth perception and judging distance.
- Atten-shun! Visual organisation and the role of visual attention.
- Word Perfect Language illusions.
- Taste Test Sensory illusions with the taste buds.
- Listen Up Try these sound illusions!
- Heavy, Man Power of past experience.
Why are visual illusions important? Read more about how illusions give insights into how we see and think.
Billions of neurons... impulses at 430 km/h... your brain is pretty complicated!
Want to stump your friends? Here's a few facts and figures they (and you) might not know!