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Mental Floss

BRAINTEASERS

Scroll down for the full image.

Can You Spot the Patch of Floor Hidden Among All the Moving Boxes?

Supposedly only 5 percent of participants can do it in under a minute.

Ellen Gutoskey

Pay close attention to the clues.

Can You Solve Albert Einstein’s Famous House Riddle?

Using these 15 clues, see if you can figure out the answer to Albert Einstein’s famously tricky house riddle.

Michele Debczak

Good luck!

Prepare to Be Stumped By This Math Problem Meant for Fifth Graders

Numbers are hard.

Alvin Ward



See the uncropped image below.

Spot the Daisy at the Picnic in This Hidden Object Puzzle

This picnic scene has everything: Sandwiches, tea, fruit, cheese, and one rogue daisy.

Ellen Gutoskey


Can you spot the engagement ring in this hidden object puzzle?

Can You Spot the Engagement Ring Among the Watches?

Finding the engagement ring in this hidden image puzzle might be easier than finding the perfect time to propose.

Ellen Gutoskey


Happy searching.

Can You Find the Hidden Helmet Among the Motorcycles?

Being able to find your actual motorcycle helmet in your own messy garage is a key part of motorcycle safety.

Ellen Gutoskey


See if you can vow to solve this tricky logic puzzle.

This 'Marriage' Logic Puzzle Stumps Over 70 Percent of People Who Attempt It—See How You Fare

Marriage can often be puzzling, but this brainteaser takes it to another level.

Jake Rossen
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