A good brain teaser or riddle can provide hours of entertainment for kids and adults. From math puzzles to word teasers, here are the best ones.

Brain Teaser: Are you a true coffee lover? Challenge yourself to find the hidden coffee mug in the wardrobe within 4 seconds. Test your keen eye for detail and see how fast you can spot it!

Dad shares a clever brain teaser meant for his son, challenging everyone to solve it.

Exercising your brain is as crucial as working out, but very few people think about boosting their brainpower.

Brain Teaser For Adults: This black and white campsite picture is mysterious. You need the brain of an alpha human to find the right number of people. 11 Seconds Left!

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 many triangles do you see?" — caught our eye. But we didn't ...

What to keep little ones busy without adding to screen time? Ask them these brain teasers for kids and watch the boredom disappear!

Looking for incredibly challenging riddles? Try all of our tough new brain teasers that combine logic and math to test your mental mettle. No cheating!

Feeling clever? Kids' wordplay is one thing, but see how many of these riddles for adults you can figure out.