Video Trivia, Quizzes, and Brain Teasers | Mental Floss

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Watch This Robot Crack a Safe in 15 Minutes

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This Puzzling Math Brain Teaser Has a Simple Solution

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This is How a Theremin Works

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20 Facts About The Muppets (Featuring The Muppets!)

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Watch How Jigsaw Puzzles are Made

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Belly Flop Physics 101: The Science Behind the Sting

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What's the Saltiest Water in the World?

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There's an Easier Way to Shuck Corn

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Here’s What a Rocket Launch Looks Like from Space

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Watch as Hummingbirds Fly, Drink, and Flap Their Tiny Wings in Slow Motion

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Unimpressed with Paris? You Might Have Paris Syndrome

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These Strange Sea Spiders Breathe Through Their Legs

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The Biggest Thing to Happen in the East Room of the White House

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The Most Out-of-This-World Sandwich Ever

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When Thanksgiving Day Parade Balloons Go Rogue

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Meet the Tully Monster, the Prehistoric Beast That Defies Categorization

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©2017 Mental Floss, Inc. All rights reserved. Mental Floss® is a registered trademark owned by Felix Dennis. mentalfloss.com is a trademark owned by Felix Dennis.