The popularity of baffling brainteasers doesn't seem to be diminishing, with the likes of this puzzle that sets out to test the strength of people's vision stumping the web.
The test requires viewers to identify hidden objects in a series of coloured circles and has already left much of the internet straining to decipher the shapes.
Some dots will seem easier than others, but don't be fooled into thinking there is nothing to be revealed in some of them.
How many objects can you see?