Prepare for a mental one on one! Whip out your sharp mind, set your jaw and take on our 15 questions from every possible realm of knowledge. These include the sciences, history, English, math and more. Still feeling up to it? We sure hope so. The top score is acing it. If you don't ace it, try again or challenge your family and friends to do better!
IQ Quiz: Can You Answer All 12 Questions?
Flex your brain muscles and try to solve this 12 part IQ test!
Math Can be Fun! Here are 13 Cool Facts to Prove it
Here are 13 facts and tricks that reveal the power and beauty of mathematics. Mastering it is easier than we think!
Quiz: How Good is Your Brain? Let's Find Out...
This test has both memory and general knowledge questions - so be ready for anything!
Quiz: Can You Solve 15 General Knowledge Questions?
Do you feel like you have lots of knowledge? Well, if you do, how about you prove it by answering these 15 questions correctly?
This Artist Creates Portraits Out of WHAT?!
Each square on the surface of a Rubik's cube serves as a pixel in Giovanni Contardi's portraits! Watch how he spins them into place using just one hand.
Can You Ace this Tricky IQ Test?
This mixed knowledge test examines your math, verbal and logic skills
What You See In These Images Will Tell You About Yourself
Many personality tests rely on your choices to determine your personality, but this optical illusion test will work entirely on your subconscious...
Challenge: Think You Can You Crack These 5 Math Riddles?
Test your math knowledge with these 5 fun math riddles.
Put Your Thinking Cap on and Try to Solve These Riddles
These 12 fun riddles will show just how sharp your mind is.
Can You Solve These 16 Perplexing Riddles?
There's no better brain workout that trying your hand at a few riddles.
You Don't Genius to Solve This, But it Surely Helps!
This isn't just another easy test - can you crack it?
Can You Count All the Tigers Hiding in This Photo?
It might look like there are but 4 tigers in this image, but there are a lot more. How many can you find? Click on the image to see how many there are.
Let's Play a Game: Spot the Doubled Animal!
Are you ready for a quick game of wits? Let's see how fast you can locate the animals that appear twice in this game!
These 8 Fun Riddles Will Test You to the Max!
Do you think you're a riddle brainbox? If so, give these 8 tricky riddles a try!
Can You Guess These Ancient Riddles?
Can you solve these riddles thousands of years old?
Challenge: Can You Spot the Hiding Animal?
Sometimes, when we're not all that attentive, we can easily miss the wonderful things hidden in nature. Find out if you can spot the animals in the pictures.
8 Challenging Riddles That'll Test Your Brain to the Max
If you love yourself a riddle, you're in for a treat as we have 8 challenging riddles right here for you.
Can You Beat These 8 Difficult Riddles? Give it a Go!
Are you a riddle master? Test yourself out with these 8 tricky riddles. We'd be surprised if you can answer them all!
Challenge: Can You Solve These 10 Tricky Riddles?
These ten challenging riddles will leave you scratching your head.
Quick Test: Choose an Eye and Discover More About Yourself
The eyes are a window to the soul - choose yours and see what it says about you.
10 Challenging Riddles to Test Your Thinking Skills
These brain-teasing riddles will definitely test your lateral thinking skills. So, get those cogs working and try to answer all 10!
Give Your Brain a Good Workout 10 Tricky Riddles!
These 10 challenging riddles will give your brain the exercise that it requires.
12 Mysterious Riddles That'll Boost Your Mental Capacity
These 12 great riddles will definitely get your brain cells flexing and strutting their stuff in no time at all. Come on, give them a go!
This Riddle Proved Too Hard For Me, Can YOU Solve It?
Are you clever enough for this riddle?
Can You Guess the Answers to These Riddles About Nature?
Nature isn't just the inspiration for conventional forms of art, it can also be a great way to challenge your mind when phrased as riddles
You’ll Love Solving These Fun Little Riddles!
Give your brain a fun little workout and challenge yourself to solve all these riddles
Can You Solve These 8 "Mind Blowing" Riddles?
These riddles will show you that brain-teasing isn't just for kids. Do you have what it takes to solve these 8? Give them a go to find out!
Can You Solve These 9 Challenging Riddles? Give it a Go!
If you love yourself some challenging riddles, you should definitely give these 9 a try.
Can You Solve These Tricky Little Riddles?
While some of us are good at solving riddles, others are just not. How do you do? Here are 9 tricky little riddles to put your brains to the test.
Can You Crack Our Riddles? Give it a Try!
Give your brain a work out with these difficult riddles. Our tip - Think outside the box!
Spot the Differences & Test Your Observational Skills!
Only the most observant of people can find all the differences between these images. Are you one of that select band of clever clogs?
What Does the Bed You Choose Say About You?
We’ve prepared 6 different beds, one of which will surely suit your taste – choose where you'd want to sleep and discover what it says about you.
Can You Solve These 10 Tricky Riddles? Give It a Go!
If you love to test yourself with challenging riddles, then give these 10 a go!
The 1st Move You Make in Monopoly Can Say a Lot About You
Choose the game piece you'd like to play Monopoly with, and we'll tell you who you are!
Challenge: Think You Can Crack These 10 Riddles?
These challenging riddles ask one simple question: Are you a riddler?
Put Your Riddle-Solving Skills to the Test Here!
Here we've collected for you 8 challenging riddles for you to set your mind to. You can click on each riddle photo to discover the answer.
From Easy to Hard, Can You Solve Our Riddles?
Take our riddle challenge and see how many of our 15 riddles you can solve.
Memory Test: Only 5% Pass. Can You?
We've heard this is one tough memory quiz. It uses colors to check your short-term memory. It will take a good visual memory and a quiet environment. And besides, it's a really fun way to challenge your ability to focus.
Challenge: Can You Find the 6 Hidden Words in this Drawing?
Hidden in the image are six words that have been concealed. Only about 33% of adults will be able to find them all, making it one tough puzzle to complete.
Can You Crack These 8 Challenging Riddles?
Do you think you're a bit of a riddle master? If so, give these 8 tricky riddles a go!
Are You One of the 3% Who Can Really See This Image?
Can you see this image? Are you one of the lucky few?
Is Your Mind as Sharp as a Knife? Try These Brain Teasers!
These addictive brain teasers will really get the cogs in your head turning!
Brain Buster Challenge: Solve These Riddles!
These tricky riddles are a great way to get your mind thinking. Do you have what it to solve them?
These Riddles Will Really Mess With Your Brainbox!
If you're feeling like a smarty pants today, then we've got one heck of a treat in store for you, since these riddles will test your mental capacity to the max!
Challenge: Can You Crack These 10 Riddles?
Can you crack these 10 challenging riddles?
Can You Solve These 10 Most Intriguing Logic Puzzles?
Everyone loves a good logic puzzle, and I'm absolutely certain that you'll enjoy these. But can you figure out the answers? Click here now to have a go!
Riddle Me This: Test Your Logic by Solving Riddles!
These tricky riddles are not only fun but also will test your brain - give them a go, and see if you can solve them all!