Math
Riddles & Brain Teasers
Science
Literature & History
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100

A number is doubled and then 6 is added. The result is 20. What was the original number?


7

100

I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?
 

(An echo)

100

Which planet is the largest in our Solar System?
 
 


Jupiter

100

Who wrote The Adventures of Tom Sawyer?
 


Mark Twain


100

How many rings are there on the Olympic flag?


5

200

If the perimeter of a square is 36 cm, what is the area?  

(81 cm²)

200

What has to be broken before you can use it?
 


(An egg)

200

What is the unit of force in physics?
 


Newton

200

Which empire built the Great Wall of China?
 


The Chinese / Qin Dynasty

200

Which singer is known as the "King of Pop"?
 


Michael Jackson

300

The average of five numbers is 12. Four of them are 10, 15, 8, and 11. What is the fifth number?


16 

300

The more of me you take, the more you leave behind. What am I?
 


(Footsteps)

300

What part of the cell controls most activities and contains DNA?
 

Nucleus

300

What is the name of the house at Hogwarts known for bravery and courage?
 


Gryffindor


300

How many players are on the field for one football team during a match?
 

11

400

You roll two dice. What is the probability that the sum is 9?  

4/36 = 1/9

400

Two fathers and two sons went fishing. They caught 3 fish, and each got one. How is this possible?
 


They are grandfather, father, and son — three people total

400

What is the law that states: “For every action, there is
 an equal and opposite reaction”?
 

Newton’s Third Law

400

Which Kazakh leader is known as “the father of the Kazakh nation” and fought against Dzungar invasions?
 


Abylai Khan


400

Which football player made his professional debut for Barcelona at the age of 16?
 

Ansu Fati


500

A shop has a 20% discount on a jacket that costs 15,000 tenge. What is the price after discount?  

(12,000 tenge)

500

What begins with T, ends with T, and has T inside?


 


A teapot

500

Which subatomic particles are found in the nucleus of an atom?
 


Protons and neutrons

500

In the Disney movie The Lion King, what is the name of Simba’s father?
 

Mufasa

500

Name two countries that have hosted both the Summer and Winter Olympics.
 


China and France