Optical illusions and visual puzzles are all the rage these days due to their ability to enthrall social media users. These brain teasers improve cognitive functions and are a fun way to pass the time ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Researchers at Duke University monitored participants’ brain activity while they completed simple math ...

Add Yahoo as a preferred source to see more of our stories on Google. We're huge fans of riddles and puzzles around here, so it's no shock that a brain teaser making the rounds on the internet — "How ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Challenge your mind with the viral “How can 5+5=66” brain teaser puzzle. Test your IQ, logical thinking, observation skills, and problem-solving abilities with this tricky math riddle that only sharp ...

Merriam-Webster has big plans for the Dark Souls of Wordle We may earn a commission when you buy through links on our sites. ©2026 KOTAKU USA LLC. All rights ...

When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require unlocking several interconnected geometric pieces, inviting logical thinking and spatial ...

The puzzle game genre is unbelievably vast, including everything from cozy mobile titles and daily brain teasers to dark puzzle-platformers and detective games. As a result, trying to narrow down the ...

Whether it’s Legos, puzzles, or board games, I love analog activities that deliver a dopamine hit and require little physical effort. Puzzle books are just that — they’re a great way to entertain and ...