Few people can answer these questions correctly.
Question 1 of 10
The ten-gallon hat actually only holds two or three quarts. How many quarts are in 10 gallons?
Question 2 of 10
Sodium hydroxide is NaOH, also called caustic acid. And it's also called something else. What?
Question 3 of 10
You share 99.8% of your DNA with your science teacher, and 98.4% with what animal?
Question 4 of 10
French engineer Gaspard de Coriolis worked on the transfer of energy in rotating systems like waterwheels. But today, his name is more closely associated with what phenomenon?
Question 5 of 10
What Paleozoic ocean, sort of the father of the Atlantic, was named for the father of Atlas?
Question 6 of 10
Of the 600 species over 40 million years, only the African and Asian species of Loxodonta survive. What animal is this?
Question 7 of 10
Because of drying and machining what, roughly speaking, are the actual measurements of a 2x4?
Question 8 of 10
In 2002, Karl Glazebrook and Ivan Baldry looked at some 200,000 galaxies, and figured out that the universe was what color, inspired by Starbucks?
Question 9 of 10
When you do this to meat, you create a polyaromatic hydrocarbon called benzopyrene, which is mildly carcinogenic. What?
Question 10 of 10
As Alice in Wonderland would attest, people in what profession were prone to psychosis caused by mercury poisoning from the felt they used?
History Quizzes
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70s Nostalgia Quiz
Do you remember?
Average Score: 890% knows the answer to this question: "Which movie, released in 1977, became a groundbreaking science fiction epic and started a franchise that is still popular today? " -
This History Quiz is Rough
Try scoring higher than a 5
Average Score: 466% knows the answer to this question: "In 1945, what three letter construction manufacturer was founded? " -
Quiz on History
We think you can do way better than a difficult 6
Average Score: 497% knows the answer to this question: "In June 2013, the north of which country suffered terrible floods? " -
History Quiz
Sorry if you didn't score a 6 or higher
Average Score: 651% knows the answer to this question: "What was Germany's main strategy for trying to conquer Britain in World War 1I? " -
History Quiz
What answer did you not know?
Average Score: 924% knows the answer to this question: "Mary Isobel Catherine Bernadette O'Brien is the full name of which singer? " -
Across the Pond: UK & USA History Quiz
We would love to see your score below
Average Score: 920% knows the answer to this question: "Which famous London landmark, completed in 1894, was designed by Sir Joseph Bazalgette and serves as a critical transportation hub? " -
10 History Questions
Do you know this riddle?
Average Score: 457% knows the answer to this question: "What is the name commonly associated with a 1974 military coup in Portugal? " -
History Trivia Quiz
Scoring higher than a 6 is impossible!
Average Score: 598% knows the answer to this question: "In which country were the majority of the Nazi extermination camps during World War 1I? " -
10 History Questions
Who knows enough for a 10/10
Average Score: 485% knows the answer to this question: "What was one of the nicknames of the US's 369th Infantry Regiment? "
Geography Quizzes
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Play This Geography Quiz Now!
It's going to be impossible to score a 6+
Average Score: 696% knows the answer to this question: "Which country lies directly south of Mongolia? " -
Geography Quiz
You're invited!
Average Score: 520% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? " -
Geography Quiz
Think you can find your way?
Average Score: 657% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? " -
Geography Quiz
Thumbs up when you score a 10/10
Average Score: 584% knows the answer to this question: "What was the middle name of the explorer Captain Scott? " -
Geography Quiz
Did you find your way to the last question?
Average Score: 474% knows the answer to this question: "Fulham is in which London postcode? " -
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? " -
HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 491% knows the answer to this question: "What is the capital of Kentucky? "
Music Quizzes
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10 difficult questions about John Denver
Let us know your score in the comments
Average Score: 759% knows the answer to this question: "What was John Denver's birth name? " -
Alternative Rock Music Quiz
Have you ever heard of any of these bands?
Average Score: 558% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? " -
Barbra Streisand Quiz
Average Score: 457% knows the answer to this question: "What is Barbra Streisand's middle name? "
Science Quizzes
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Science Quiz with challenging questions
Who is able to score higher than an impossible 8?
Average Score: 885% knows the answer to this question: "When a bit of sand gets trapped inside a shellfish, it fights the irritation with nacre, which it gets from calcite in seawater. What treasure results? " -
Quiz on Science
Did you complete the mission?
Average Score: 959% knows the answer to this question: "What is a young kangaroo called? " -
Quiz on Science.
Are you worthy of the respect?
Average Score: 736% knows the answer to this question: "What sterile animal is produced when a male donkey breeds with a female horse? "
Who Sang Quizzes
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Who were the singers of these songs?
Did you have all 10 songs correctly?
Average Score: 637% knows the answer to this question: "Who sang the famous song "Under Pressure" (1981) ? " -
Who sang these songs?
10 Questions
Average Score: 977% knows the answer to this question: "Who sang the famous song "Mandy" (1974)? " -
Who Sang These Country Songs?
Question 10 is by far the hardest
Average Score: 840% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? " -
Can you tell us who sang these songs?
Good luck playing!
Average Score: 974% knows the answer to this question: "Who sang the famous song "I Heard It Through The Grapevine" (1969) " -
Who sang these songs?
Are you older than 40? Then your chance is very slim you will score a 6 or better
Average Score: 979% knows the answer to this question: "Who sang the famous song "Strangers In The Night" (1966) ? " -
Can you name the singers of these songs?
Do you know the artist of all these songs?
Average Score: 391% knows the answer to this question: "Who sang the famous song "Marathon" (1985)? " -
Who Sang These Folk & Americana Songs?
Is your favorite artist in this quiz? Take it and find out!
Average Score: 653% knows the answer to this question: "Who sang the song, "The Times They Are A-Changin’" (1964)? " -
Which artist performed these songs?
Can you answer more than 4 questions correctly?
Average Score: 926% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? " -
Motown Legends: Can You Name the Artist Behind These Hits?
Can you match the song to the Motown legend?
Average Score: 751% knows the answer to this question: "Who sang the song, "Tracks of My Tears" (1965)? "
Food & Beverage Quizzes
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Quiz on Food and Beverage
What's your favorite pizza?
Average Score: 944% knows the answer to this question: " " -
Food Quiz
What is your favorite Guilty Pleasure?
Average Score: 673% knows the answer to this question: " "
General Knowledge Quizzes
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Are you aware of the answer we seek?
Challenging Trivia Quiz
Average Score: 649% knows the answer to this question: " " -
Impossible Knowledge Quiz
Strive for a 6 or higher
Average Score: 675% knows the answer to this question: " " -
Challenge Your Brain
By answering these 10 trivia questions
Average Score: 578% knows the answer to this question: " " -
Intelligence Quotient Test
We dare you to score better than a 4
Average Score: 850% knows the answer to this question: " " -
General Knowledge Quiz
Proof Your Knowledge by scoring an 8+
Average Score: 533% knows the answer to this question: " " -
10 Questions Everybody Should Know
You are smarter with an 8 or higher
Average Score: 577% knows the answer to this question: " " -
The Quiz of Ultimate Knowledge.
Scoring a 10 /10 is impossible
Average Score: 835% knows the answer to this question: " " -
Quiz Testing Knowledge
Thumbs Up and well done if you scored higher than a 6
Average Score: 929% knows the answer to this question: " " -
HARD Knowledge Quiz
Let us know if it was easy for you
Average Score: 677% knows the answer to this question: " "
Literature Quizzes
Movie Quizzes
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Movie Quiz
We bet you will tap out!
Average Score: 573% knows the answer to this question: "Karen Carpenter died of complications from which illness? " -
Movie Quiz
Have no fear the answer is here
Average Score: 593% knows the answer to this question: "Which of these Disney feature films was released first? " -
Rewind to the 70s: Movie Quiz
Which of these have you seen in the cinema?
Average Score: 852% knows the answer to this question: "Who directed the movie, "The Godfather" (1972)? " -
Movies & Series Quiz
Which TV series have you watched more than once?
Average Score: 835% knows the answer to this question: "Which 1972 film, directed by Francis Ford Coppola, is an adaptation of Mario Puzo's novel and portrays the rise and near fall of a mafia family in America? " -
Lights, Camera, Quotes!
Who can get a perfect 10? Share if you did!
Average Score: 884% knows the answer to this question: " "Here's looking at you, kid." "
Math Quizzes
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Math Examination
Try scoring a 7+
Average Score: 992% knows the answer to this question: "How many inches are in a foot? " -
10 Math Questions
For you to solve
Average Score: 773% knows the answer to this question: "Find the Highest Common Factor of these numbers - 38 and 57 " -
Math Quiz
We hope you'll score higher than a 3+4
Average Score: 742% knows the answer to this question: "40x41÷40 equals what number? "
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Everybody likes music, but how much do you know about it?
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Who sang these famous pop songs?
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Literature Quiz