10 challenging questions

Question 1 of 10

In the measurement of time, what does GMT stand for?

Question 2 of 10

What weapon, which we learned smells good in the morning in the movie Apocalypse Now, was originally a powdered aluminum soap of naphthalene with palmitate, which becomes sticky when mixed with gasoline?

Question 3 of 10

Mintaka is the Arabic word for "belt." Mintaka, Alnilam and Alnitak are the stars that keep what constellation's pants from falling down?

Question 4 of 10

Blood arrives through the renal vein, moves through filtration units called nephrons and leaves its garbage behind in Bowman's capsule. Where are we?

Question 5 of 10

When is a plane most likely to go through a wind tunnel?

Question 6 of 10

You may have heard of nanotechnology. You know what "technology" is. What does "nano" mean?

Question 7 of 10

Often made using either cups or a mill 10 meters (33 ft) above ground, what does an anemometer measure?

Question 8 of 10

The leaves of what living fossil are thought to improve memory and concentration?

Question 9 of 10

Who was Mensa's second president, and, so far, the only architect with a family of molecules named for him?

Question 10 of 10

The oldest rocks ever found have been more than 4 billion years old, and unlike disappointed brides, geologists are delighted to see them. What are they?

History Quizzes

10 History Questions

Do you know this riddle?

Average Score: 4

82% knows the answer to this question: "What is the name commonly associated with a 1974 military coup in Portugal? "
10 History Questions

Who knows enough for a 10/10

Average Score: 4

79% knows the answer to this question: "What was one of the nicknames of the US's 369th Infantry Regiment? "
History Quiz

Find out if you still know enough to score a 10/10

Average Score: 5

91% knows the answer to this question: "Which country launched the first woman into space? "
1980s Nostalgia Quiz

Try scoring a 7 or higher

Average Score: 8

70% 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? "
This History Quiz is Rough

Try scoring higher than a 5

Average Score: 4

91% knows the answer to this question: "In 1945, what three letter construction manufacturer was founded? "
70s Nostalgia Quiz

Do you remember?

Average Score: 8

50% 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? "
History Quiz

8 or higher? You're pretty smart!

Average Score: 4

68% knows the answer to this question: "1953 tennis stars Maureen Connolly and Doris Hart were from which country? "
80s Nostalgia Quiz

What videogame did you play in the 80s?

Average Score: 8

43% knows the answer to this question: "Which 1980s movie features the iconic line, "Nobody puts Baby in a corner"? "
Calling All History Buffs!

Can You Beat the Experts?

Average Score: 7

26% knows the answer to this question: "Which treaty ended the Thirty Years' War in 1648? "

Geography Quizzes

Geography Quiz

Did you find your way to the last question?

Average Score: 4

95% knows the answer to this question: "Fulham is in which London postcode? "
Geography Quiz

You're invited!

Average Score: 5

25% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? "
HARD Science Quiz

We hope you're smart enough to score a 7+

Average Score: 4

90% knows the answer to this question: "What is the capital of Kentucky? "
Geography Quiz

Think you can find your way?

Average Score: 6

43% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? "
10 Question About Planet Earth

Did you score a 10? Let us know below!

Average Score: 6

52% knows the answer to this question: "Which is the largest continent on Earth? "
Geography Quiz

Thumbs up when you score a 10/10

Average Score: 5

96% knows the answer to this question: "What was the middle name of the explorer Captain Scott? "

Music Quizzes

10 difficult questions about John Denver

Let us know your score in the comments

Average Score: 7

43% knows the answer to this question: "What was John Denver's birth name? "
Barbra Streisand Quiz

Average Score: 4

21% knows the answer to this question: "What is Barbra Streisand's middle name? "
Alternative Rock Music Quiz

Have you ever heard of any of these bands?

Average Score: 5

56% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? "

Science Quizzes

Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Average Score: 8

37% 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.

Are you worthy of the respect?

Average Score: 7

23% knows the answer to this question: "What sterile animal is produced when a male donkey breeds with a female horse? "
Quiz on Science

Did you complete the mission?

Average Score: 9

47% knows the answer to this question: "What is a young kangaroo called? "

Who Sang Quizzes

Which artist performed these songs?

Can you answer more than 4 questions correctly?

Average Score: 9

67% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? "
Who Sang These 90s Songs?

Feels like yesterday isn't it?

Average Score: 7

95% knows the answer to this question: "Who sang the song, "Smells Like Teen Spirit" (1991)? "
Can you name the singers of these songs?

Do you know the artist of all these songs?

Average Score: 3

21% knows the answer to this question: "Who sang the famous song "Marathon" (1985)? "
Who Sang These Country Songs?

Question 10 is by far the hardest

Average Score: 8

39% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? "
Who were the singers of these songs?

Did you have all 10 songs correctly?

Average Score: 6

80% knows the answer to this question: "Who sang the famous song "Under Pressure" (1981) ? "
Who Sang These Folk & Americana Songs?

Is your favorite artist in this quiz? Take it and find out!

Average Score: 6

78% knows the answer to this question: "Who sang the song, "The Times They Are A-Changin’" (1964)? "
Quiz on music from the 1960s.

You won't score a perfect 10

Average Score: 7

55% knows the answer to this question: "Who sang the famous song "Suzie Q" (1968) ? "
Motown Legends: Can You Name the Artist Behind These Hits?

Can you match the song to the Motown legend?

Average Score: 7

47% knows the answer to this question: "Who sang the song, "Tracks of My Tears" (1965)? "
Can you recognize the vocalists of these songs?

Do you love to listen to music?

Average Score: 5

62% knows the answer to this question: "Who sang the famous song ”Psycho Killer” (1977)? "

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Average Score: 9

28% knows the answer to this question: " "
Food Quiz

What is your favorite Guilty Pleasure?

Average Score: 6

29% knows the answer to this question: " "

General Knowledge Quizzes

General Knowledge Quiz

We hope this one isn't a struggle for you

Average Score: 6

42% knows the answer to this question: " "
Quiz on General Knowledge.

We bet you can do better than this woman

Average Score: 9

99% knows the answer to this question: " "
General Knowledge Quiz

Enjoy making this quiz

Average Score: 7

80% knows the answer to this question: " "
'Quiz on General Knowledge'

We challenge you to score at least an 8

Average Score: 8

33% knows the answer to this question: " "
HARD Knowledge Quiz

Let us know if it was easy for you

Average Score: 6

49% knows the answer to this question: " "
Unbeatable Knowledge Quiz

Who is going to get past a hard 9?

Average Score: 5

49% knows the answer to this question: " "
Challenge Yourself

General Knowledge Quiz

Average Score: 5

57% knows the answer to this question: " "
General Knowledge Quiz

Are you up for the challenge?

Average Score: 4

56% knows the answer to this question: " "
General Knowledge Quiz

We would love to see your score below

Average Score: 7

44% knows the answer to this question: " "

Literature Quizzes

Movie Quizzes

Movie Quiz

We bet you will tap out!

Average Score: 5

62% knows the answer to this question: "Karen Carpenter died of complications from which illness? "
Lights, Camera, Quotes!

Who can get a perfect 10? Share if you did!

Average Score: 8

46% knows the answer to this question: " "Here's looking at you, kid." "
Rewind to the 70s: Movie Quiz

Which of these have you seen in the cinema?

Average Score: 8

68% knows the answer to this question: "Who directed the movie, "The Godfather" (1972)? "
Movie Quiz

Have no fear the answer is here

Average Score: 5

95% knows the answer to this question: "Which of these Disney feature films was released first? "
Movies & Series Quiz

Which TV series have you watched more than once?

Average Score: 8

43% 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? "

Math Quizzes

10 Math Questions

For you to solve

Average Score: 7

91% knows the answer to this question: "1905+1274+643 equals what number? "
Math Quiz

We hope you'll score higher than a 3+4

Average Score: 7

97% knows the answer to this question: "40x41÷40 equals what number? "
Math Examination

Try scoring a 7+

Average Score: 9

80% knows the answer to this question: "How many inches are in a foot? "

Can you beat the score of this nurse?
Who sang these songs from the 20s?
Can you beat the score of this nurse?

History Quizzes

10 History Questions

Do you know this riddle?

10 History Questions

Who knows enough for a 10/10

History Quiz

Find out if you still know enough to score a 10/10

1980s Nostalgia Quiz

Try scoring a 7 or higher

This History Quiz is Rough

Try scoring higher than a 5

70s Nostalgia Quiz

Do you remember?

History Quiz

8 or higher? You're pretty smart!

80s Nostalgia Quiz

What videogame did you play in the 80s?

Calling All History Buffs!

Can You Beat the Experts?

Geography Quizzes

Geography Quiz

Did you find your way to the last question?

Geography Quiz

You're invited!

HARD Science Quiz

We hope you're smart enough to score a 7+

Geography Quiz

Think you can find your way?

10 Question About Planet Earth

Did you score a 10? Let us know below!

Geography Quiz

Thumbs up when you score a 10/10

Music Quizzes

10 difficult questions about John Denver

Let us know your score in the comments

Barbra Streisand Quiz

Alternative Rock Music Quiz

Have you ever heard of any of these bands?

Science Quizzes

Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Quiz on Science.

Are you worthy of the respect?

Quiz on Science

Did you complete the mission?

Who Sang Quizzes

Which artist performed these songs?

Can you answer more than 4 questions correctly?

Who Sang These 90s Songs?

Feels like yesterday isn't it?

Can you name the singers of these songs?

Do you know the artist of all these songs?

Who Sang These Country Songs?

Question 10 is by far the hardest

Who were the singers of these songs?

Did you have all 10 songs correctly?

Who Sang These Folk & Americana Songs?

Is your favorite artist in this quiz? Take it and find out!

Quiz on music from the 1960s.

You won't score a perfect 10

Motown Legends: Can You Name the Artist Behind These Hits?

Can you match the song to the Motown legend?

Can you recognize the vocalists of these songs?

Do you love to listen to music?

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Food Quiz

What is your favorite Guilty Pleasure?

General Knowledge Quizzes

General Knowledge Quiz

We hope this one isn't a struggle for you

Quiz on General Knowledge.

We bet you can do better than this woman

General Knowledge Quiz

Enjoy making this quiz

'Quiz on General Knowledge'

We challenge you to score at least an 8

HARD Knowledge Quiz

Let us know if it was easy for you