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Question 1 of 10
A Chinese eunuch named Cai Lun (or Ts'ai Lun) is credited with using bark, hemp, rags and fishnets to invent something in 105 AD. What?
Question 2 of 10
Named for Friedrich Mohs and determined with a sclerometer, what does the Mohs scale measure?
Question 3 of 10
Chromium was named because it's so colorful, and chlorine was named because it is often one particular color. Which one?
Question 4 of 10
Sputnik 2 took Laika into space. What kind of animal was Laika?
Question 5 of 10
What do gluons "glue" together within hadrons, like protons and neutrons?
Question 6 of 10
What hirsute part of the body interests somebody who studies pogonology?
Question 7 of 10
Which of these tiger subspecies is not either extinct already, or a few hundred wild animals away from extinction?
Question 8 of 10
With a name literally meaning "hollow cavity," what is the largest vein in your body?
Question 9 of 10
Which of these toolbox items operates on the wheel and axle principle?
Question 10 of 10
West Nile Fever, a mosquito-borne viral infection that can cause inflammation of the brain, was first isolated in the West Nile district of what country in 1937?
Who Sang Quizzes
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Pop Music Trivia Quiz
10 Questions about popular bands
Average Score: 946% knows the answer to this question: "Who sang the famous song Downtown (1964)? " -
Which artist performed these songs?
Can you answer more than 4 questions correctly?
Average Score: 992% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? " -
Who Sang These Songs?
Did you know more than 7? You're awesome!
Average Score: 986% knows the answer to this question: "Who sang the famous song "La Bamba" (1958)? " -
Pop Music Quiz!
Who sang these songs from the '80s
Average Score: 937% knows the answer to this question: "Who sang the famous song "Theme From 'New York, New York'" (1980) " -
Do you know who sang these songs?
Try scoring a 6+
Average Score: 957% knows the answer to this question: "Who sang the famous song "What A Wonderful World" (1968) ? " -
Who Sang These Songs?
Do you think you can name at least 5?
Average Score: 959% knows the answer to this question: "Who sang the famous song "Suspicious Minds" (1969) "
History Quizzes
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Calling All History Buffs!
Can You Beat the Experts?
Average Score: 768% knows the answer to this question: "Which treaty ended the Thirty Years' War in 1648? " -
History Quiz
Are you celebrating a perfect 10? Please tell us!
Average Score: 926% knows the answer to this question: "What year was John F. Kennedy assassinated? " -
Unbeatable History Quiz
Can you beat this quiz?
Average Score: 942% knows the answer to this question: "Which Hun emperor is called the Scourge of God? " -
This History Quiz is Rough
Try scoring higher than a 5
Average Score: 447% knows the answer to this question: "In 1945, what three letter construction manufacturer was founded? " -
History Quiz
Tell us if you are a true historian
Average Score: 963% knows the answer to this question: "Who was the creator of the Mongol empire? " -
History Quiz
Can you top a 6? We challenge you to do so!
Average Score: 992% knows the answer to this question: "Which city saw protests in Tiananmen Square in 1989? "
Geography Quizzes
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HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 479% knows the answer to this question: "What is the capital of Kentucky? " -
10 Question About Planet Earth
Did you score a 10? Let us know below!
Average Score: 661% knows the answer to this question: "Which is the largest continent on Earth? " -
Geography Quiz
Did you find your way to the last question?
Average Score: 489% knows the answer to this question: "Fulham is in which London postcode? " -
Play This Geography Quiz Now!
It's going to be impossible to score a 6+
Average Score: 669% knows the answer to this question: "Which country lies directly south of Mongolia? " -
Geography Quiz
Thumbs up when you score a 10/10
Average Score: 523% knows the answer to this question: "What was the middle name of the explorer Captain Scott? " -
Geography Quiz
Think you can find your way?
Average Score: 671% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? "
Music Quizzes
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Alternative Rock Music Quiz
Have you ever heard of any of these bands?
Average Score: 590% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? " -
10 difficult questions about John Denver
Let us know your score in the comments
Average Score: 647% knows the answer to this question: "What was John Denver's birth name? " -
Barbra Streisand Quiz
Average Score: 398% knows the answer to this question: "What is Barbra Streisand's middle name? "
Science Quizzes
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Can you get a better score than a 7?
Average Score: 779% knows the answer to this question: "In WWII who flew around in a plane called Avalon, named for St George's lance? " -
Quiz on Science
Did you complete the mission?
Average Score: 965% knows the answer to this question: "What is a young kangaroo called? "
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Can you beat the score of this nurse?
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Math Quiz
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Everybody likes music, but how much do you know about it?