Capitals
Idioms
US History
Phrasal Verbs
Science
100

London

What is the capital of the United Kingdom?

100

When we say something is easy, we say "it's ........!"

This idiom is inspired by something sweet and tasty, which almost everybody likes.

A piece of cake.

"Don't worry, it's a piece of cake!"

100

The first black president of the United States.

Who is Barrack Obama?

100

Phrasal verb with "LET" that means to allow somebody to enter. 

"Let them ..."

TO LET IN

100

The principal gas causing global warming via the greenhouse effect. 

What is carbon dioxyde? CO2

200

Brussels

What is the capital of Belgium?

200

When it rains a lot, sometimes we use an idiom concerning animals. What is this idiom?

"It's raining..."

To rain cats and dogs.


"It's raining cats and dogs."

200

The first president of the United States.

Who is George Washington?

200

Phrasal verb with "CALL" that means "to cancel". 

"She called ..... the wedding."

To CALL OFF.

200

He is considered the father of genetics. 

Who was Gregor Mendel? 

300

Cape Town

What is the capital of South Africa?

300

When somebody has a secret or doesn't want to tell you something, you can tell them: "Come on, just ........!" It means to leak a secret. This idiom contains a legume. 

To spill the beans.

"Come on, just spill the beans!" 

300

The document with which the 13 colonies declared their independence from Great Britain. Often considered the founding document of the United States.

What is the Decleration of Independence?

300

Phrasal verb with "LET" that means to disappoint. "He let me ...."

TO LET DOWN
300

The inventor of radioactivity and the first woman to win a Nobel Prize. 

Who is Marie Curie?

400

Taipei

What is the capital of Taiwan?

400

When you feel down or unwell, you may also say: "I am feeling ........" It contains a preposition of space. Meteorologists don't get this one. 

To feel under the weather.

"I'm feeling under the weather today."

400

The name for the alliance of "southern" states during the Civil War that fought against the northern "United States". 

What is the Confederacy?

400

Phrasal verb with "LET" that means to reveal, admit. "She knows more than she is letting ..."

TO LET ON
400
Atoms with an identical atomic number (the number of protons), but a different number of neutrons (different nucleon numbers). 

What are isotopes? 

500

La Paz

What is the capital of Bolivia?

500

When you see something wrong that has happened, you can 

To turn a blind eye. 

"I’ll turn a blind eye once, but next time you’ll be in trouble."

500

They are four important American prezidents that are all depicted on Mount Rushmore. (hint option: photo)

Who are George Washington, Thomas Jefferson, Theodor Roosevelt and Abraham Lincoln? 

500

Phrasal verb with "CUT" that means to use less of, to reduce. "I should really cut .... on sugar."


TO CUT DOWN
500

The organels in a cell responsible for cell breathing and energy exchange. (Hint: They are small and usually depicted as orange.)

Mitochondria