Play This Science Quiz
Question 1 of 10
Most of the oxygen in the air is produced by what chemical process?
Question 2 of 10
Wood's glass, which blocks most wavelengths of light, was originally used to encode messages. What kind of light does it let through?
Question 3 of 10
Water freezes at what temperature?
Question 4 of 10
Alfred J Gross invented this for doctors, who didn't like it, although the last people to use it were hospital doctors. Mind you, the tech behind it also powers garage openers. What is it?
Question 5 of 10
Which of these devices would you most likely use to listen to music?
Question 6 of 10
What country shares its name with an ink that is chemically inert, not affected by sunlight and virtually permanent?
Question 7 of 10
Which space probe landed on Mars in June 1999?
Question 8 of 10
At 11:38 a.m., on January 28, 1986, just 74 seconds into its 10th mission, an O-ring ruptured, setting off a fiery explosion in the main fuel tank of which space shuttle?
Question 9 of 10
What happens to the pressure of water as depth under the water increases?
Question 10 of 10
The grandfather paradox is held up as one of the risks of what improbable science fiction activity?
History Quizzes
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History Quiz
Find out if you still know enough to score a 10/10
Average Score: 538% knows the answer to this question: "Which country launched the first woman into space? " -
10 History Questions
Do you know this riddle?
Average Score: 422% knows the answer to this question: "What is the name commonly associated with a 1974 military coup in Portugal? " -
History Quiz
Do you have what it takes?
Average Score: 584% knows the answer to this question: "Which country won the 1958 FIFA World Cup in Sweden? " -
History Quiz
What answer did you not know?
Average Score: 937% knows the answer to this question: "Mary Isobel Catherine Bernadette O'Brien is the full name of which singer? " -
History Quiz
Sorry if you didn't score a 6 or higher
Average Score: 688% knows the answer to this question: "What was Germany's main strategy for trying to conquer Britain in World War 1I? " -
1980s Nostalgia Quiz
Try scoring a 7 or higher
Average Score: 833% knows the answer to this question: "What iconic video game was released in 1980 and featured a little yellow character gobbling up pellets while avoiding ghosts? " -
Across the Pond: UK & USA History Quiz
We would love to see your score below
Average Score: 961% 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? " -
This History Quiz is Rough
Try scoring higher than a 5
Average Score: 430% 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: 440% knows the answer to this question: "In June 2013, the north of which country suffered terrible floods? "
Geography Quizzes
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10 Question About Planet Earth
Did you score a 10? Let us know below!
Average Score: 638% knows the answer to this question: "Which is the largest continent on Earth? " -
Geography Quiz
Think you can find your way?
Average Score: 692% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? " -
Play This Geography Quiz Now!
It's going to be impossible to score a 6+
Average Score: 697% knows the answer to this question: "Which country lies directly south of Mongolia? " -
Geography Quiz
Did you find your way to the last question?
Average Score: 457% knows the answer to this question: "Fulham is in which London postcode? " -
Geography Quiz
You're invited!
Average Score: 557% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? " -
Geography Quiz
Thumbs up when you score a 10/10
Average Score: 555% knows the answer to this question: "What was the middle name of the explorer Captain Scott? " -
HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 488% 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: 640% 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: 586% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? " -
Barbra Streisand Quiz
Average Score: 338% knows the answer to this question: "What is Barbra Streisand's middle name? "
Science Quizzes
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Quiz on Science.
Are you worthy of the respect?
Average Score: 733% knows the answer to this question: "What sterile animal is produced when a male donkey breeds with a female horse? " -
Science Quiz with challenging questions
Who is able to score higher than an impossible 8?
Average Score: 845% 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: 985% knows the answer to this question: "What is a young kangaroo called? "
Who Sang Quizzes
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Who Sang These Songs?
No one knows more than 6 songs
Average Score: 746% knows the answer to this question: "Who sang the song, "Shoop"? (1993) " -
Who Sang These 90s Songs?
Feels like yesterday isn't it?
Average Score: 766% knows the answer to this question: "Who sang the song, "Smells Like Teen Spirit" (1991)? " -
Who Sang These Songs?
Did you have more than 6 songs correctly?
Average Score: 991% knows the answer to this question: "Who sang the famous song "American Pie" (1972) ? " -
Can you tell us who sang these songs?
Good luck playing!
Average Score: 976% knows the answer to this question: "Who sang the famous song "I Heard It Through The Grapevine" (1969) " -
Who Sang These Songs?
Did you know more than 7 songs?
Average Score: 946% knows the answer to this question: "Who sang the famous song "Graceland" (1987) ? " -
Who Sang These Songs?
Do you have a favorite songs between these 10 songs?
Average Score: 954% knows the answer to this question: "Who sang the famous song "Annie's Song" (1974)? " -
Who Sang These Country Songs?
Question 10 is by far the hardest
Average Score: 873% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? " -
Which artist performed these songs?
Can you answer more than 4 questions correctly?
Average Score: 965% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? " -
Who Sang These Songs?
Do you know more than 5 of these songs?
Average Score: 933% knows the answer to this question: "Who sang the famous song ”Material Girl” (1985)? "
Food & Beverage Quizzes
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Quiz on Food and Beverage
What's your favorite pizza?
Average Score: 991% knows the answer to this question: " " -
Food Quiz
What is your favorite Guilty Pleasure?
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General Knowledge Quizzes
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Smart Quizzers: A Blend of Trivia
Prove you're really smart by scoring a 7+
Average Score: 997% knows the answer to this question: " " -
10 Mixed Questions
Drop us a comment when you score a perfect 10
Average Score: 429% knows the answer to this question: " " -
Intelligence Quotient Test
We dare you to score better than a 4
Average Score: 857% knows the answer to this question: " " -
Test of Varied Knowledge
Are you a genius?
Average Score: 830% knows the answer to this question: " " -
Quiz Testing Knowledge
Thumbs Up and well done if you scored higher than a 6
Average Score: 970% knows the answer to this question: " " -
The Quiz of Ultimate Knowledge.
Scoring a 10 /10 is impossible
Average Score: 867% knows the answer to this question: " " -
Who Sang These Songs? Decade Edition!
At what decade did you fail? Leave in the comments
Average Score: 751% knows the answer to this question: " " -
Put Your Knowledge to the Test
This quiz is too hard for most of us
Average Score: 689% knows the answer to this question: " " -
Mixed Trivia Quiz for Intellectuals
Dare to play?
Average Score: 559% knows the answer to this question: " "
Literature Quizzes
Movie Quizzes
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Lights, Camera, Quotes!
Who can get a perfect 10? Share if you did!
Average Score: 848% knows the answer to this question: " "Here's looking at you, kid." " -
Movies & Series Quiz
Which TV series have you watched more than once?
Average Score: 846% 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? " -
Movie Quiz
Have no fear the answer is here
Average Score: 597% 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: 883% knows the answer to this question: "Who directed the movie, "The Godfather" (1972)? " -
Movie Quiz
We bet you will tap out!
Average Score: 535% knows the answer to this question: "Karen Carpenter died of complications from which illness? "
Math Quizzes
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Math Examination
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Average Score: 938% knows the answer to this question: "How many inches are in a foot? " -
Math Quiz
We hope you'll score higher than a 3+4
Average Score: 770% knows the answer to this question: "40x41÷40 equals what number? " -
10 Math Questions
For you to solve
Average Score: 753% knows the answer to this question: "Find the Highest Common Factor of these numbers - 38 and 57 "
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Extremely Hard History Quiz, most people score only 3 out of 10.
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Extremely Hard History Quiz, most people score only 3 out of 10.
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General knowledge quiz