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How old are you? A collection of problems to determine your IQ

How old are you? A collection of problems to determine your IQ
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IQ, which stands for Intelligence Quotient.

Since it’s often featured on TV quiz shows and the like, many of you have probably thought about your own IQ at some point.

In this article, we’ll present questions that can reveal your IQ.

These aren’t your typical quizzes—they all require one or even two clever twists!

An IQ of around 90–100 is average, around 120 is considered high, and surpassing 130 reaches the realm of genius.

Be sure to take on the challenges and check your IQ!

How old are you? A collection of questions to determine your IQ (1–10)

If you can solve it, your IQ is 140 or higher!? IQ problem

[IQ Puzzle] Solved by a 3rd grader in 9 seconds!? If you solve it, your IQ is 140+!? The correct answer will be revealed in 100 seconds.
If you can solve it, your IQ is 140 or higher!? IQ problem

Many people enjoy quizzes that reveal your IQ, right? Here’s one I recommend for those people.

It’s a tough quiz said to indicate an IQ of 140 or higher if you can solve it! It’s astonishing that a third-grader reportedly solved it in 9 seconds.

It’s a matchstick puzzle with a 1-minute time limit.

The answer is explained after 100 seconds.

Hints appear along the way, so take your time and think it through within a minute! It’s easy to try, so you can have fun using real matches or toothpicks when you get together with friends!

If you can’t solve this, your IQ is under 95!? IQ test

Danger! If you can't solve this, is your IQ below 95!? IQ Test [Genius TV]
If you can’t solve this, your IQ is under 95!? IQ test

Have you ever wondered whether your IQ is above or below average? If so, we have a quiz to recommend! Just answer seven questions, and you’ll find out your IQ.

The questions cover a variety of themes, and if you can’t solve them, your IQ might be 95 or lower.

It’s fun for everyone—from kids to adults.

It also serves as a great brain workout, so give it a try and enjoy the challenge!

Fun IQ Quiz for Geniuses

A Fun IQ Quiz for Extraordinary Geniuses
Fun IQ Quiz for Geniuses

When asked “What is an intelligence quotient?”, many people may not be able to answer right away.

The intelligence quotient, abbreviated IQ, is a score that indicates your ability to use logical and reasoning skills and the speed at which you process information.

If you’re curious about your own IQ, we recommend this quiz! You’ll be given 20 questions, each with 7 seconds to answer.

You get 1 point for each correct answer, so keep track of your points.

If you get all 20 correct, you might be a genius!

IQ test for IQ 100–120

Knowing your IQ can not only give you something to brag about, but also spark deeper learning.

Here’s a problem that makes your IQ clear, testing both mental flexibility and sharp insight.

Basically, you’ll look at the surrounding items and figure out what fits in the blank, so the ability to organize different approaches you try is also important.

It’s not just the breadth and depth of your knowledge that matter, but how you apply it.

Don’t overthink it—relax and give it a try.

American IQ test

University of Tokyo students take on an American IQ test!
American IQ test

Have you ever tried an IQ test from outside Japan? Let us introduce a global IQ test that reveals your intelligence on a world standard! This quiz features questions taken from an American IQ test book.

Three University of Tokyo students are tackling the problems.

The highlight is seeing how far their brains can go on a challenging American test.

There’s also an explanation, so if you’re interested in American IQ tests or you like English, be sure to think through the questions along with them!

An IQ test that only 5% of the population can solve

A problem that only 5% of the population can solve [IQ Test] [University of Tokyo Entrance Exam]
An IQ test that only 5% of the population can solve

IQ quizzes are also popular as brain training.

Even though they’re called IQ quizzes, there are many different types of questions, so many of you might feel like trying ones you haven’t seen before.

If you want to try more IQ quizzes you don’t know yet, here’s one for you! This quiz can measure IQ up to 190, so there are some tough questions included.

Since there are problems involving numbers, we recommend preparing paper and writing tools in advance.

Each question comes with an answer, so try pausing as you go and have fun!

If you can’t do this, is your IQ below 80? IQ test

[IQ Test] Easy? Apparently, if you can’t do this, your IQ is below 80 — Intelligence Test ①
If you can't do this, is your IQ below 80? IQ test

For those who enjoy IQ tests, here’s a simple one you can try! This IQ test comes with a bit of tension: if you can’t solve it, your IQ is said to be below 80.

The question is taken from a high school biology textbook.

By the way, the correct answer rate is 14% for junior high students and 33% for high school students.

There’s no time limit, and if you read the question carefully, you can figure it out—so if you want to take your time, pausing is recommended!