Prove your visual sharpness with this tricky puzzle. Only 5 seconds to spot that one empty mug. It's way more fun than Sudoku ...

IQ is typically measured using a series of standardised tests. These tests are designed to provide a normalised score, with ...

Only one of them is a real vampire among the three. One is an impostor. Your challenge is to sniff out who is posing in a ...

PUT your IQ to the test with this mind boggling brain teaser, that will have your scratching your head trying to solve it. Everyone can see the rows of houses, but can you spot the building ...

Brain teasers challenge your mental skills, testing quick thinking, pattern recognition, and memory, which are indicative of ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

In today’s optical illusion challenge, a field of the number "27" hides a sneaky imposter. At first glance, it looks uniform, but only sharp eyes can spot the odd one out. Can you find the hidden “21” ...

In a world where attention spans are shrinking and endless scrolling has become the norm, brain teasers have found a ...