Brain Teaser IQ Test: Spot Who Is The Patient’s Brother? Only 1% Vigilant Answer Correctly In 5 Seconds!

A lion is hiding in plain sight in this optical illusion picture. Can you spot it in 4 seconds? Test your visual sharpness ...

Or you might want to prove you have a 20/20 vision as you search for a strawberry in this carnival scene.

IF you think you're an expert poker player then try and spot the one wrong card that has been put in the wrong pack. This casino themed optical illusion is a real challenge as only those with a ...

You just have to spot the hidden lemon in just 7 seconds ... READ ALSO: Only those with a sharp vision can spot two hidden objects in this beautiful family picture Still stumped?

PUZZLE solvers have been challenged to crack this unique optical illusion that has baffled the minds of many. Only a true genius with a high IQ and a perfect 20/20 vision can crack this challenge ...

This optical illusion will test your eyesight and help you find out if you really have 20/20 vision. Created by Immerse Education, the brainteaser challenges your mind and eye observation skills to ...

THIS is the fun festive puzzle that challenges you to spot the naughty elf amongst the Christmas village scene. Everyone can ...

You need to figure out which one is his wife in just seven seconds to prove you have eagle-eyed vision. Fail this task, and a trip to Specsavers might be on the cards for you... We're not giving ...

Hong Kong resident Cheng Kwok-kwong, who has degenerative eye disease retinitis pigmentosa, is getting ready for when his ...

When you have an eye exam, the eye doctor performs a series of tests to assess exactly how these lenses must be shaped to correct your vision. This exact shape of the lens is your glasses ...