Knowledge - Brain Games

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

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

Tongue twisters for kids: Because who wouldn't want a really wordy riddle to rhyme?

You're going to need a little patience and a good eye to solve these tricky rebus puzzles

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

Give your brain a workout with these printable crossword puzzles. How many answers can you get correct?

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

What to keep little ones busy without adding to screen time? Ask them these brain teasers for kids!

How much do you remember from your high school chemistry class? Find out with this quiz on the periodic table...

Apparently women can solve the puzzle faster than men.

There’s only one state whose name starts with two vowels. Can you guess what it is?

How many can you get right? No peeking at a dictionary for this surprisingly tricky 4th grade spelling words quiz.

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

Whether your puzzle of choice is 300 or 3,000 pieces, take advice from these jigsaw puzzle strategy experts who know...

With the help of experts, we piece together how puzzles may benefit your brain

Increase your IQ at the pump—and make sure you're choosing the right fuel for your car.

Calling all movie buffs! Prepare to put your knowledge to the test.

These hard math problems are so tricky they'll give your brain a workout

A world-champion Monopoly player offers his best strategies for how to win Monopoly, including which property groups have the highest...

It's hiding in plain sssssssight!

Brush up on your crosswordese—those three- to five-letter, vowel-heavy words that frequently fill your puzzle grid.

A hard crossword clue is a master of wordplay and crossword lingo, and will give your brain a workout. Ready...

The name of this state can be typed on one row of keys—and it's the only one that...

Think you’re observant enough to solve these tough detective riddles? Let's find out.

You might be suspicious of a model with zero wrinkles, but you're probably less likely to spot when a dog...

The 50 states use only 25 letters. Find out what letter is not in any state name. 

Fewer than 1% people get all answers right on this color perception test. Do you have what it takes to...

Here are the tips and tricks to make you an ace crossword puzzle solver. Sit back, put on your thinking...

There are 195 countries on the map, but can you name one for every letter of the alphabet? Find out...