Optical illusions have recently sent the internet into a tizzy, as they get our brain to exercise, and can be the perfect test of our observational skills and keen eye.

The optical illusion exam you're going to take is intended to do exactly that: challenge your intelligence and observation abilities. Can you discover all the hidden faces in this image in 8 seconds?

Optical illusions are currently trending on social media, challenging individuals to test their observation skills. This particular illusion tasks readers with finding the letter 'O' hidden ...

Optical Illusion: Only 1% of people with the sharpest eyes can spot all the 'm's hiding among the 'n's in 11 seconds. Can you beat the clock? Attempt now!

This clever optical illusion challenges you to find the one hidden 0 cleverly disguised among dozens of 6s.

The New Museum of Illusions, with more than 80 interactive exhibits, has opened its doors at Gateway in Salt Lake City.

Challenge your observation skills with this optical illusion! Spot the hidden butterfly in an image of an old lady knitting a sweater within 9 seconds. Test your visual intelligence now.

News Weird News Optical illusions Only people with sharp vision can understand detail in mind-boggling optical illusion Optical illusions aren't just made for entertainment purposes, but they're a ...

Get ready to challenge your senses and step into a world where nothing is what it appears to be! The Museum of Illusions has opened its doors in San Diego, promising an astonishing experience for the ...

Optical illusion: Try finding out a 4312 in this image with a 12×12 grid of 4321s. Remember, it is not as easy as it seems.

Optical illusion: A viral brain teaser is making the rounds on social media, challenging viewers to spot three odd numbers hidden among a wall of 40s. Can you find all three?