This article presents an optical illusion challenge: find a cleverly hidden chameleon among colorful hydrangea flowers within ...

A Visual brain teaser is a type of puzzle or problem that requires clever and unconventional skill and top-level observant skill to solve these types of brain teaser IQ Test. It could be a riddle, a ...

Test your hawk-eye vision by spotting the hidden raccoon among cats in 13 seconds with this visual illusion challenge.

Spot the mistake brain teasers primarily test attention to detail, visual perception, and logical reasoning skills. These visual puzzles assess how quickly and accurately you can identify ...

The visuo-spatial puzzle at right is trickier than it looks, designer Scott Kim warns: "The answers are right in front of you, but they're easy to overlook." Test your skills, following along for ...

Inside this Saturday’s Daily Express you can start to train your brain with our FREE Brain Games for Adults puzzle magazine.