Today’s tricky optical illusion challenges users to find the number 28 hidden among identical 29s and 92s. This brain teaser tests attention to detail and cognitive skills. Can you spot it in under 10 ...

Today’s optical illusion is challenging viewers to find a hidden "5" among a sea of "2s." The tricky pattern plays with human perception, making it hard to spot the odd number. Can you find it?

The puzzles in Roblox Eye Test may look simple at first, but as you progress from Stage 1 to Stage 115, each stage presents a unique challenge that requires careful observation. The answers to these ...

Challenge your observation skills with this exciting brainteaser by identifying the subtle error in a backyard garden image.

Think you've got eagle eyes and a lightning brain? Here's a challenge to test your observation skills! Hidden in this lovely ...

Test your IQ and observation skills with this brain teaser! Three boys are in a store, but one has a kid. Can you spot who in ...

While Eye Test doesn't test your vision, it does test your attentiveness. The game offers a variety of puzzles, most of which can be solved by simply looking at the right spot on the Stage.

Narcissists may test your physical boundaries by standing closer than convention dictates. Or by touching you in increasingly intimate places. Narcissists test how uncomfortable this makes you appear.

Do you think you have an exceptional eye for detail and the quick thinking abilities of a detective? If so, this brain teaser ...

But a new eye test being launched on the high street can detect 12 different health conditions - including high blood pressure, diabetes and potentially deadly tumours. The scan, called an optomap ...