Knowledge - Brain Games

So you think you’re a whiz kid? Test your genius skills with these fun (and challenging) brain games. Your mind will thank you.

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    Can You Spot the Difference in These 20 Pictures?

    Get your eyes ready—these are pretty tricky.

    16 Math Riddles Only the Smartest Can Get Right

    You might want to break out a calculator because it takes a genius to solve these tricky math riddles.


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    20 Printable Sudoku Puzzles to Test Your Smarts

    These printable sudoku puzzles are four different levels of difficulty. You want to start with the easy ones, but if...



    Someone’s Mother Has Four Sons: Try to Solve the Viral Riddle

    It's the riddle everyone wants to know the answer to, but can YOU solve it?

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    78 Riddles for Adults That Will Test Your Smarts

    You'll have to really stretch your brain to figure out some of these easy, funny, and hard riddles for grown-ups!


    45 Best Bible Riddles You’ll Have Fun Solving

    See how well those Sunday school lessons paid off with these Christian riddles for kids.


    Mr. Smith Had 4 Daughters: Try to Solve the Viral Riddle

    "Mr Smith had four daughters" is a viral Facebook riddle that has everyone stumped. Check out the detailed answer here!...


    How Well Do You Know the Flags of the World?

    Do you know your tricolor from your Trinidad and Tobago? With nearly 300 country flags to choose from,...


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    35 People with Higher IQs Than Einstein

    We're going to need another name to be synonymous with "genius."


    15 Strategy Board Games You’ll Love (and Where to Get Them)

    Play these games to determine if your decisions will lead to victory or vanquishment.



    Can You Find the Sleeping Dog in This Video Call Scene?

    Cute pets make all video calls better.

    Can You Find Seven Santas Hiding in This Christmas Scene?

    In this image, nine festive people are throwing a virtual holiday party. But they have some unexpected companions—several miniature Santa...


    33 of the Best Tongue Twisters for Kids

    Help your kids with language development while having fantastic frolicking finger-licking fun with these tongue twisters.


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    20 Rebus Puzzles That Are Almost Impossible to Solve

    You're going to need a lot of patience and a good eye to solve these tricky rebus puzzles. How fast...


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    15 Word Puzzles That Will Leave You Stumped

    Only the smartest will get all of these right!


    If You Can Answer These Mensa Quiz Questions, You’re Probably a Genius

    Here's a fun way to put your IQ through its paces. Try these sample questions!



    30 Printable Crossword Puzzles to Test Your Smarts

    We've collected a number of the crossword puzzles that Reader's Digest runs in their large print edition every month for...


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    How Many States Can You Identify on a Completely Blank Map?

    Think you know where most of the U.S. states are located? See if you can still pick them out when...


    How Many Squares Do You See in This Puzzle?

    How many squares do you see? Hint: There are way more than meets the eye!


    10 Sudoku Tips That’ll Help You Win

    Whether you are ready to learn how to play Sudoku or consider yourself a puzzle master, here are Sudoku tips,...


    Jigsaw Champions Reveal How to Solve a Jigsaw Puzzle Fast

    Whether you sit down for a 300 or a 2,000-piece jigsaw puzzle, these strategies will help you complete it quickly.


    This Is What Happens to Your Brain When You Do a Puzzle

    Puzzles can help boost your brainpower—see how your sudoku or crossword puzzle passion helps sharpen your wits.


    What Is Practical Intelligence and Can It Be Improved?

    If you think IQ is the only measure of intelligence, think again.