Forget about calculators. For this quiz, you need to use your old noggin, the original calculator. This quiz will take you from insane additions to weird divisions, and while it may take some thinking, you can probably find the solution if you give it a little thought. We're rooting for ya!
Test Yourselves: 12 Questions on Everything!
In this quiz, we've prepared 12 questions from various subjects for you to solve. Can you ace this test?
Which Famous Saying Should Be YOUR Motto?
Your choices, when you finish the quiz, will indicate what English proverb matches your life outlook the best.
Test Yourself: Is Your Short-Term Memory Up to Scratch?
This memory test is going to challenge your ability to remember a growing number of visual icons in your short term memory.
QUIZ: Who Were Your Ancient Ancestors?
his quiz aims to see what your own earliest, most ancient memories tell about your lineage, before you grew up with the culture of today.
Math Quiz: Guess the Formula We're Using!
This math quiz will present you with equations that have a certain logic behind them, you need to understand what the logic is behind them to guess the correct answer!
Test Your Basic Chemistry With This QUIZ!
Are you ready to challenge yourself in the field of basic chemistry? Let's see how you do with our basic chemistry quiz.
Are You Part of the 5% Who Can Solve These Logic Puzzles?
These puzzles will tease your brain like never before. If you manage to solve them, you'll be in an elite group - only 5% of people are capable of doing so.
Challenge: Can You Solve These 10 Tricky Riddles?
These ten challenging riddles will leave you scratching your head.
Can You Solve These Fun Brainteasers?
Brainteasers are a great way to dust off your critical thinking skills. Here are 10 logic brainteasers that will either stump or stun you!
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!
Only a Few People Can See What's Hiding in This Image
What hides behind this red circle? Only a few can tell...
Challenge: Think You Can Crack These 10 Riddles?
These challenging riddles ask one simple question: Are you a riddler?
Can You Solve These 16 Perplexing Riddles?
There's no better brain workout that trying your hand at a few riddles.
Test Your Mental Sharpness With These Brainteasers
See if you can figure out all of these brainteasers without peeking at the answers.
Challenge: Can You Crack These 10 Riddles?
Can you crack these 10 challenging riddles?
Can You Correctly See What's Hidden in These Images?
Can you see what's really hidden in these images? Click on each one to find the answer.
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?
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!
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!
Only 2% of People Can Solve This Riddle! Can You?
According to the great Albert Einstein, only 2% of the world's population can solve this riddle by themselves. Are you one of them?
This Riddle Proved Too Hard For Me, Can YOU Solve It?
Are you clever enough for this riddle?
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...
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!
Can You Guess These Ancient Riddles?
Can you solve these riddles thousands of years old?
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!
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!
You Don't Genius to Solve This, But it Surely Helps!
This isn't just another easy test - can you crack it?
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!
Challenge: Are You Clever Enough For This Riddle?
A simple riddle that will drive you crazy!
10 Fun Visual Brain Teasers You Will Want To Share
Brains need exercise just as much as muscles do. Challenge yourself with these 10 fun observation tests.
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.
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!
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!
These Riddles Have Simple Answers, But Can You Find Them?
These riddles all have very simple answers, but may not be as easy to solve as they appear.
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
Challenge: Can You Solve the 4 Square Riddle?
To solve this riddle, you must forget what you think you know...
Can Spot the Difference in These Brain-teasers?
Are you good at brain-teasers? If you think so, then you should really take on these 8 awesome brain-teasing images by Gergely Dudás.
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.
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.
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.
Challenge: Think You Can You Crack These 5 Math Riddles?
Test your math knowledge with these 5 fun math riddles.
Challenge! Can You Solve These 7 Tricky Riddles?
These riddles will challenge your mental sharpness and will definitely keep you on your toes.
Have a Go at Solving These Tricky Murder Riddles
Halloween is just around the corner, so to get you in the mood, we've given you 11 murder riddles to solve. Do you think you have what it takes? Find out now.
How Many of These Clever Riddles Can You Answer?
How many of these riddles can you guess?