2 + 2 = 4
5 × 3 = 15
a² + b² = c²
∫ f(x)dx
y = mx + b
E = mc²
sin²θ + cos²θ = 1
12 ÷ 3 = 4
π
e
φ
Σ
Δ
α
β
γ
θ
λ
μ
2
3
5
7
11
13
17
19
23
29
31
37
+
×
÷
=
<
>
1
4
9
16
25
36
49
64
81
100
144
169
½
¼
¾
Back to Blog

Elementary General Knowledge Challenge: Top 10 Questions of the Week

Published on February 19, 2026

Hello again.. Here are the some interesting general knowledge questions elementary kids faced on the HubbleStar Platform, please check it out and join the app if you like to see a million more.


Q1: Which country is known for having a special festival called 'Carnival' where people wear colorful costumes and dance in the streets?

  1. 1.Brazil 
  2. 2.China
  3. 3.Canada
  4. 4.India

Answer: Brazil 


Q2: Which continent is home to the largest desert in the world, the Sahara?

  1. 1.Asia
  2. 2.Australia
  3. 3.Africa
  4. 4.South America

Answer: Africa

The Sahara Desert is known as the largest hot desert on Earth. To find out where it is, let's think about the continents. The Sahara is famous for its big sand dunes and dry climate. It is located in the northern part of Africa. So, Africa is the continent where the Sahara Desert is found.


Q3: Which one of these is the tallest mountain on Earth?

  1. 1.Mount Everest
  2. 2.Mount Kilimanjaro
  3. 3.Rocky Mountain
  4. 4.Mount Fuji

Answer: Mount Everest

Mount Everest is the tallest mountain on Earth when measured from sea level to its highest point. Other mountains are also very tall, but Everest is the highest above sea level. This is why climbers from all over the world travel to Nepal and Tibet to try to reach its peak.


Q4: Who is the famous Jamaican athlete known as the fastest man in the world for winning Olympic gold medals in the 100-meter and 200-meter races?

Answer: Usain Bolt

The question asks about a very fast runner from Jamaica who has won gold medals in both the 100-meter and 200-meter races at the Olympics. He is often called the 'fastest man in the world.' His name is Usain Bolt. He became famous for his speed and his unique ‘lightning bolt’ celebration after races. Remembering Usain Bolt as Jamaica’s famous speedy runner will help you answer questions about athletics and Olympics.


Q5: Which explorer was the first to sail all the way around the world, proving that you could travel around the Earth by sea?

  1. 1.Christopher Columbus
  2. 2.Ferdinand Magellan
  3. 3.Marco Polo
  4. 4.Neil Armstrong

Answer: Ferdinand Magellan


Let's look at the clues: The question asks about an explorer who sailed all the way around the world. This journey showed people that Earth could be traveled completely by ship. The explorer known for this famous trip is Ferdinand Magellan. Even though Magellan himself did not survive the whole trip, his crew completed the voyage, making it the first trip around the world by sea.


Q6: Which famous scientist invented the light bulb and also helped create the first way to record sound, called the phonograph?


Answer: Edison 

Think about a scientist who made things we use to see in the dark and to listen to sounds. The light bulb lights up rooms when it's dark, and the phonograph was the first machine to record and play back sounds. The scientist who is famous for inventing both is Thomas Edison.


Q7: What is the name of the longest river in South America, which flows through countries like Brazil and is famous for its rainforest?


Answer:  Amazon 


The Amazon River is the longest river in South America. It travels through several countries, including Brazil, and is famous around the world because the Amazon rainforest grows along its banks. This river is known for being very big and having many animals living nearby.



Q8: What is the name of the mountain range that forms a natural border between France and Spain?


Pyrenees


The mountain range that separates France and Spain is called the Pyrenees. To answer the question, let's think about where France and Spain are on the map. Both countries are in Europe, and there are mountains between them. This range is not the Alps (which are mostly between France, Switzerland, and Italy), but the Pyrenees, which go from the Atlantic Ocean to the Mediterranean Sea, forming a clear border between the two countries.


Q9: Which country is famous for having the Great Wall, a very long wall built to keep out invaders?

  1. 1.China
  2. 2.Brazil
  3. 3.Australia
  4. 4.Italy

Answer: China 


Let's think about the Great Wall. The Great Wall is a famous and very long wall built many years ago to protect the country from invaders. It is so big that many people go to visit it every year. Out of the countries listed, only China is famous for building the Great Wall. So, the correct answer is China.


Q10: Who wrote the famous storybook character 'Winnie-the-Pooh', known for his adventures in the Hundred Acre Wood with friends like Piglet and Tigger?


The correct answer is A. A. Milne. He wrote the famous Winnie-the-Pooh books.


Ready to Start Your Adventure?

Turn reading into doing. Join thousands of students mastering Math & Science on Hubble Star.

Get Started for Free