History/Geography
Math
Space
Science
Animals/Nature
100

Which two countries border the United States?

Canada and Mexico

100

What is the sum of 7 and 5?

12

100

What planet is known as the Red Planet?

Mars

100

 What is the process of turning solid ice into liquid water?

Melting

100

What is the largest mammal in the world?

Blue whale

200

Which country has the largest population?

India

200

What is the value of Pi up to 3 decimal places?

3.141

200

What planet is closest to the sun?

Mercury

200

What is the chemical symbol for water?

H2O

200

What color is chlorophyll?

Green

300

What is the largest ocean on earth?

The Pacific ocean

300

What is the sum of the angles in a triangle?

180 Degrees

300

What do you call the movement of water from the Earth's surface to the atmosphere and back?

The Water Cycle

300

What is the smallest unit of life? 

Cell

300

What do you call a scientist who studies weather?

Meteorologist

400

What is the capital of Russia?

Moscow

400

What is the perimeter of a rectangle with length 5 and width 3?

16


400

What is the most common gas in the Earth's atmosphere?

Nitrogen

400

What is the longest bone in the human body?

Femur

400

What type of animal is a frog?

Amphibian

500

In which country did the first Olympic Games take place?


Greece
500

What is the area of a rectangle with length 4 and width 6?

24

500

What do you call the layer of gases that surrounds the Earth?

Atmosphere

500

What is the chemical formula for table salt?

NaCl

500

What is the name of a baby horse?

Foal