Optical illusions are a fun and interesting way to challenge our brains and sharpen our observation skills. Sometimes, what we see at first glance is not the complete picture. There are hidden within ...

For the Visual Perception test, in fact, there are many ways, but practising optical illusions in a daily routine improves ...

Mensa, the renowned high IQ society, has released a new brain-teaser that’s causing quite a stir on social media. This challenging visual puzzle tests cognitive ...