[Brain Training] Difficult Riddles That Even Adults Struggle With
Everyone played riddles when they were little, right?
But I bet many people don’t do them much anymore as adults.
So I’ve put together some tricky riddles that even grown-ups will find challenging—perfect for you.
Take a quick look; trying them again after a long time might feel surprisingly fresh.
They’re great for killing time while you’re waiting for something or riding the train to work or school!
They’re a good stretch for your brain, so give them a try while reminiscing about the old days.
[Brain Training] Difficult Riddles That Even Adults Struggle With (1–10)
A set of 10 super-difficult riddles

As the title claims, this is a riddle collection with a fairly decent level of difficulty.
Many of the puzzles describe existing things by comparing them to something else.
People with sharp intuition will likely find them easier to solve.
There are no outlandish answers, so I think you can simply enjoy them for what they are.
10 Riddles for Adults

This video is a collection of 10 riddles that are sure to make you go “Ah!” the moment you hear the answers.
The content is by no means childish! Some answers are words that wouldn’t come to mind with a child’s vocabulary, and others require a clever twist in thinking.
That said, they’re not so complex or difficult that they feel unreasonable.
If you simply want to enjoy riddles for what they are, this is especially recommended! It’ll also be fun to try them with close friends or coworkers.
A tricky quiz that adults can’t solve

There are those tricky quizzes that kids can solve easily but adults surprisingly struggle with, right? This is a collection of those.
The more you think about them, the further the answers seem to slip away, so try to let go of your preconceptions and tackle the questions with a childlike mindset.
You might find the answers come easily that way.
And if you solve a few, you may start to see patterns, so it’s also recommended to try a series of problems in a row.
It can loosen up your thinking and might even help rejuvenate your brain.
Mean Riddles

It might actually be strange if you got them right.
This video features 20 trick questions that you’re guaranteed to get wrong if you answer them normally.
They’re short and simple, making them perfect for a quick brain workout during breaks or spare moments! If you can’t focus on studying or work, or you’re feeling sleepy, try them—your mind will clear up in no time.
Try quizzing each other with friends! When you ask someone, it’s more fun to hide the fact that they’re trick questions—it makes them easier to fall for!
How many candies are left?

A trick quiz is perfect for people who are tired of ordinary riddles and quizzes.
Unlike standard riddles, these ask slightly devious questions with multiple twists.
This video features five such trick questions.
One especially recommended question is: “Out of five pieces of candy, you licked four—how many pieces of candy are left?” It’s the kind of question that practically forces you to blurt out a comeback once you hear the answer.
If you’re curious about the answer, be sure to watch the video!
Who is rich?

This is a game where you guess the real culprit—or the correct answer—from three choices.
Each question is short, so you need to examine the testimony carefully; it feels like it stimulates a part of your brain you don’t usually use.
If you keep your mind flexible and focus on the statements, the answers can actually be quite simple.
But be careful: if you pay close attention to the wrong part, you may end up choosing the wrong answer.
After solving a few, you might start to recognize patterns, so it’s a good idea to try many questions.
10 Questions! Simple Riddles (20) That Kids Can Enjoy

The title says that kids can enjoy it too, but there are some unique ones that, once you know the answer, feel more suited for adults.
In any case, you’ll probably have to rack your brain a bit before the answers come to you.
Some of them will make you chuckle once you get them, so although they’re a bit challenging, these riddles are highly recommended.
For Kids! Riddle Committee

Although it’s labeled for children, when you look inside you’ll find surprisingly many problems that even adults will struggle with.
In particular, for the question of which is stronger, the Sheep or the Monkey, I think adults tend to give a formulaic answer, but the unexpected answer will definitely catch you off guard!
Music Riddles: “Animal Suite”

If you enjoy listening to classical music and orchestral performances, you should definitely try the Yamagata Symphony Orchestra’s musical riddle series “Animal Suite.” In this riddle, you listen to the music and guess which animal it was composed to evoke.
You don’t need any music theory or specialized knowledge to solve it.
What matters is the imagination to picture something from the sounds you hear.
It’s a quiz that lets you purely enjoy music while training your imagination—two birds with one stone!
Challenging riddles! 12 questions!

It’s an entertaining collection featuring a variety of quite unique problems.
In particular, the riddle about praying for a sumo wrestler to achieve a perfect record is especially distinctive, and once you figure out the answer, it’s so clever it’ll make you laugh.
For people who enjoy wordplay, this puzzle book is just the thing.


