Seeing contrast is the ability to see the difference between colors, hues, backgrounds and foregrounds. As we get older, our ability to distinguish between these things may grow weaker. Do you think you can still see all manners of contrast? Test yourself with the contrast sensitivity test below and let us know how good your eyes are in the comments.
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.
QUIZ: Your Reaction to These Colors Reveals You...
For some red is anger and blue is gloomy, for others red is lust and blue is calm. What about you? How you associate colors can help determine your personality.
QUIZ: This Mood-Color Association Test Will Describe You
For some red is anger and blue is gloomy, for others red is lust and blue is calm. What about you? How you associate colors can help determine your personality.
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?
QUIZ: Which Chakra Needs Strengthening?
Chakra are the spiritual and physical focus points of our entire being. Of the 7, which one needs your urgent attention? This test will tell you how to heal it.
How Healthy Are You? Take Our Test to Find Out!
What's more important to you than your health? Let's test whether you are leading a healthy enough life or not!
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!
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!
This Riddle Proved Too Hard For Me, Can YOU Solve It?
Are you clever enough for this riddle?
Massive Riddle Collection: 120 Tricky Riddles to Test You!
Here is our enormous collection of 120 tricky riddles with answers that will definitely make you put your thinking cap on!
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.
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.
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.
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
Only a Few People Can See What's Hiding in This Image
What hides behind this red circle? Only a few can tell...
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!
Challenge: Can You Solve the 4 Square Riddle?
To solve this riddle, you must forget what you think you know...
Give Your Brain a Good Workout 10 Tricky Riddles!
These 10 challenging riddles will give your brain the exercise that it requires.
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 Guess These Ancient Riddles?
Can you solve these riddles thousands of years old?
Can You Crack These Challenging Animal Riddles?
How well do you know the animal world? Can you crack our riddles and guess the animal in this collection of animal riddles?
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.
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.
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!
Are You One of the 3% Who Can Really See This Image?
Can you see this image? Are you one of the lucky few?
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!
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.
Test Your Mental Sharpness With These Brainteasers
See if you can figure out all of these brainteasers without peeking at the answers.
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 Crack These 10 Riddles?
These challenging riddles ask one simple question: Are you a riddler?
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!
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.
You Don't Genius to Solve This, But it Surely Helps!
This isn't just another easy test - can you crack it?
PUZZLE: Can You Find all the Hidden Words in the Picture?
Picture puzzle with six hidden words
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 Solve These 10 Tricky Riddles?
These ten challenging riddles will leave you scratching your head.
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?
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!
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.
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.
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!
Challenge: Can You Crack These 10 Riddles?
Can you crack these 10 challenging 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!