Brain teasers are short puzzles designed in such a way that they encourage logical thinking. These puzzles surely appear very simple at first but they have many twists. There are many types of brain ...

A brain teaser is like a fun little challenge for your mind. It’s a puzzle or riddle which is designed to make you think creatively and critically, often in ways you’re not used to. Today’s ...

Optical illusions are a fun way to challenge your brain. In this tricky puzzle, a mouse is cleverly camouflaged in the image.

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 ...

Think you are smarter than most? This viral fruit math puzzle is stumping 90% of people online. You have just 11 seconds to ...