7 Tricky Riddles That Will Test Your Intelligence

Logical riddles are one of the most effective ways of to develop your thinking skills and intelligence. Unusual tasks are like "brain gymnastics" which are useful for everybody. We offer you to take part in this intellectual mini-marathon to test your logic and attention.

We at Bright Side have collected 7 tasks where every single one is harder than the one before it. But remember – sometimes things are easier than they seem. You'll find the answers at the end. Good luck!

1. Seven sisters in the cottage

Seven sisters went to the cottage and every single one of them decided to start doing something. The first one started reading a novel, the second one started frying pancakes, the third started playing chess, the fourth started doing crosswords, the fifth started doing the laundry, the sixth started watering the plants.

And what did the seventh sister do?

2. Shoes theft

One young man inherited two factories where very beautiful ladies' shoes were produced. All was going well until the man noticed that the employees started stealing the beautiful shoes for their girlfriends and wives. And there was no way to catch everyone!

What decision did the young man make to decrease the number of stolen shoes?

3. Cat and Mouse

When it's raining, the cat is in the room or in the basement.

When the cat is in the room, the mouse is in the burrow and the cheese is in the fridge.

If the cheese is on the table and the cat is in the basement, then the mouse is in the room.

Now, it's raining and the cheese is on the table.

Where are the cat and the mouse?

4. How many femurs do you have?

On an exam, a professor gave a female student a femur and asked:

— How many femurs do you have?

— Five!

— Wrong! You have only two femurs.

But the student was right. How is this possible?

5. Outsmart the ruler.

An autocratic ruler of an island didn't want aliens to settle on the island. He wanted to seem like a fair monarch, so he made a law. According to the law, every person who wants to settle on the island has to make a statement on which their lives would depend.

The statement said: "If the alien tells the truth, he will be shot. And if he tells lies, he will be hung."

What should the alien say to outsmart the ruler?

6. Fill in the blank.

7. Connect all the dots using only 3 lines.

8. What do you see other than a bull?

Now, let's see how many right answers you managed to find!


1. The seventh sister is playing chess with the third.

2. The owner ordered one factory to produce only the right shoes and the other one — only the left shoes.

3. According to the task, the cat can be in two places: either in the room or in the basement. But the cat can't be in the room because the cheese is not in the fridge – it's on the table. So the cat is in the basement. We know that the cheese is on the table and the cat is in the basement. This means that the mouse is in the room.

4. The student was pregnant. She meant her two femurs, the two femurs of her child, and the one that she was holding in her hand.

5. If the alien says, "I'm sentenced to be hanged," he will corner the ruler. If this is true, the ruler needs to shoot him. But it's not true. And if it's not true, he must be hung. But this would mean that he told the truth. So, the statement, "I'm sentenced to be hanged," will save the alien's life.

6. Robert is the name of Maya's father.

7. You need to make a triangle:

8. When you flip the Bulls logo upside down, it looks like a robot reading a book on a park bench.

How many riddles did you manage to solve? Which one did you like the best?

Preview photo credit NBA
Illustrated by Natalia Kulakova for Bright Side
Share This Article