Places that aren't countries
Before they were famous
Complex answers to simple questions
Writing systems
Etymology
100

This fertile region between the Tigris and Euphrates rivers is often called the cradle of civilization.

What is Mesopotamia?

100

He was a major in the French and Indian War, fighting for the British.

Who is George Washington?


100

Exothermic chemical reactions release energy as heat and light when molecular bonds are broken and reformed.

Why is fire hot?

100

 הטעויות שלי בעברית

What is Hebrew?


100

This English word originally meant ‘empty orchestra’ in Japanese.

What is karaoke?

200

This region in modern-day Turkey is also called Asia Minor.

What is Anatolia?

200

She was denied admission into Krakow University in 1894 because she was a woman.

Marie Curie

200

Rayleigh scattering causes shorter wavelengths of visible light to disperse more than longer ones.

Why is the sky blue?

200

Единственное место

What is Cyrillic?

200

This English word for a regular wage comes from the Latin for “salt,” once a form of payment for Roman soldiers.

What is salary?

300

This European region, once known as Illyria, today includes parts of countries such as Croatia, Bosnia, and Albania.

What are the Balkans?

300

He worked as an Argentinian bouncer before achieving fame in Italy.

Who is Pope Francis?

300

Activation of T1R2/T1R3 receptor proteins on the tongue stimulates neural pathways associated with caloric detection.

Why is sugar sweet?

300

괜찮은 것 같아요

What is Hangul?

300

This word for a 40-day isolation period during plague outbreaks comes from Venetian Italian, meaning “forty days.”

What is quarantine?

400

This region, straddling parts of Hungary and Romania, was once ruled by Vlad the Impaler.

What is Transylvania?

400

An important leader in World War I, it appeared his political prospects were over after the disastrous Battle of Gallipoli.


Who is Winston Churchill?

400

Rhythmic contractions of laryngeal and diaphragmatic muscles produce low-frequency vibrations, linked to both social communication and potential self-healing behaviors.

Why do cats purr?

400

ཁྱེད་རང་ག་ནས་ཡིམ

What is Tibetan?

400

The Canary Islands were named after this animal.

What is a dog?

500

This region in southern Spain, once under Moorish rule, is famous for flamenco and cities like Seville and Granada.

What is Andalusia?

500

She was a minor German princess named Sophia who married into the Romanov dynasty at just 16 years old.

Who is Catherine the Great?

500

Scientists still aren't sure, though proposed functions include memory consolidation, metabolic restoration, and neural waste clearance.

Why do we sleep?

500

ကြိုဆိုပါတယ်

What is Burmese?

500

This 1800s author coined the term "chortle".

Who is Lewis Carroll?

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