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#129 – Funny Cow 

This cow has all the wrong colours. Click the image and stare at the fly for 60 seconds, and then click the image again. Click the image to see.

Attribution: Used with permission - Copyright © G Sarcone -

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My Favourites 

Shadow Illusion
Are squares A and B the same colour?
Duck Or Rabbit?
Is this a duck or a rabbit?
What Am I?
Can you tell what this is a picture of?
Spinning Dancer
Which way is the dancer spinning?
Top Hat Illusion
Is the top hat taller, or wider?
Who Turned To?
Who is missing?
Impossible Waterfall?
Is the water flowing uphill?
Blind Spot
A demonstration of your visual blind spot.
Same Colour Eyes?
Are the eyes the same colour?
Colourful Butterfly?
Is this a colourful butterfly?
Impossible Prongs?
Impossible prongs?
Parallel Cafe Wall Lines?
Are the horizontal lines parallel?

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