The Most Challenging Trivia Questions of All Time With Answers

Looking to enhance your game night experience? Say goodbye to common trivia questions and hello to a variety of challenging and thought-provoking ones.

We have put together a selection of trivia questions that will test your knowledge, including some real brain-teasers.

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The Most Challenging Trivia Questions of All Time

Who was the first person to swim the English Channel?

• Michael Phelps
• John Davis
• Robert Matthew
• Matthew Webb

What is the rarest blood type in the world?

• O-negative
• A-positive
• B-negative
• AB-negative

In what year was the first computer mouse patented?

• 1960
• 1975
• 1980
• 1967

Who wrote the first computer program?

• Charles Babbage
• Alan Turing
• Grace Hopper
• Ada Lovelace

What is the capital of Mongolia?

• Almaty
• Tashkent
• Bishkek
• Ulaanbaatar

What is the heaviest element on the periodic table?

• Uranium
• Plutonium
• Radium
• Oganesson

What is the smallest country in the world?

• Monaco
• San Marino
• Liechtenstein
• Vatican City

What is the capital of Australia?

• Sydney
• Melbourne
• Brisbane
• Canberra

What is the smallest bone in the human body?

• Incus
• Malleus
• Metacarpal
• Stapes

What is the coldest planet in the solar system?

• Uranus
• Pluto
• Saturn
• Neptune

What is the hottest planet in the solar system?

• Mercury
• Mars
• Jupiter
• Venus

What is the largest country in Asia?

• China
• India
• Kazakhstan
• Russia

What is the national animal of Scotland?

• Lion
• Eagle
• Thistle
• Unicorn

What is the most common blood type?

• A positive
• B negative
• AB positive
• O positive

What is the rarest naturally occurring element on Earth?

• Gold
• Plutonium
• Iridium
• Astatine

What is Bhutan's capital city?

• Kathmandu
• Lhasa
• Dhaka
• Thimphu

What is the only country in the world with a flag with a unique shape and not a rectangular or square design?

• Nepal
• Switzerland
• Japan
• Brazil

Which planet in our solar system has the shortest day?

• Mars
• Venus
• Earth
• Jupiter

Who was the last Byzantine Emperor, and when did the Byzantine Empire fall?

• Justinian I, 565 AD
• Alexios IV Angelos, 1204 AD
• Michael VIII Palaiologos, 1261 AD
• Constantine XI Palaiologos, 1453 AD

What is the official language of Burundi, an African country?

• Swahili
• French
• Arabic
• Kirundi

Which historical figure is credited with inventing the first practical telephone?

• Alexander Graham Bell
• Nikola Tesla
• Thomas Edison
• Guglielmo Marconi

Which ancient civilization is credited with creating the first known writing system?

• Egyptians
• Greeks
• Romans
• Sumerians

What chemical element is named after the Scandinavian region?

• Iron
• Copper
• Scandium
• Zinc

What is the name of the longest river in Europe?

• Danube
• Thames
• Seine
• Volga

Which element has the highest atomic number that naturally occurs on Earth?

• Neon
• Uranium
• Plutonium
• Oganesson

What is the only U.S. state that does not have a sales tax?

• California
• Texas
• Alaska
• New York

Which sea is known as the "Dead Sea" due to its high salinity?

• Red Sea
• Mediterranean Sea
• Caspian Sea
• Dead Sea

What unique feature does the pangolin have that is different from other mammals?

• Feathers
• Scales
• Fur
• Horns

Which famous physicist developed the theory of quantum mechanics?

• Albert Einstein
• Isaac Newton
• James Clerk Maxwell
• Max Planck

What is the term for a fear of heights?

• Claustrophobia
• Nyctophobia
• Acrophobia
• Aerophobia

What is the chemical symbol for the element with the atomic number 79?

• Ag
• Au
• Pb
• Pt

Which Greek philosopher is known for his method of questioning as a form of teaching?

• Plato
• Aristotle
• Socrates
• Epicurus

Which country has the longest coastline in the world?

• Australia
• United States
• Russia
• Canada

We hope you enjoyed these engaging animal trivia questions and answers. If you're hungry for more trivia fun, check out the Quizado app.

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Hard questions make a great final round at a pub quiz, where the scores are close. Read how to run a pub quiz with a strong finish, and see how bar trivia software keeps score for every team.