Difficult Science Quiz

Question 1 of 10

Joseph Wilbrand invented this in 1863 for use as a yellow dye. But in 1902, it was repurposed to blow stuff up. What is it?

Question 2 of 10

On account of an eerie sound it makes, what is another common name for the spotted hyena?

Question 3 of 10

Rapid eye movement and slow wave are two deep phases of what activity?

Question 4 of 10

Gingivitis is minor but can lead to the more serious periodontitis, affecting what body part?

Question 5 of 10

In 1834, what tree's leaf became the official emblem of the St Jean Baptiste Society, now dedicated to Quebec independence instead of Canadian nationalism?

Question 6 of 10

What organ has an insula and four lobes (frontal, parietal, temporal and occipital)?

Question 7 of 10

Canadians would have been really impressed with the nine-foot-long Castoroides ohioensis. What was it?

Question 8 of 10

What inventor used to make all employees write an "exceedingly simple" 150-question trivia test so tough even Albert Einstein failed it?

Question 9 of 10

Sodium hydroxide is NaOH, also called caustic acid. And it's also called something else. What?

Question 10 of 10

Space rock that enters the Earth's atmosphere is known as a what?

History Quizzes

70s Nostalgia Quiz

Do you remember?

Average Score: 8

38% 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 Trivia Quiz

Scoring higher than a 6 is impossible!

Average Score: 5

30% knows the answer to this question: "In which country were the majority of the Nazi extermination camps during World War 1I? "
History Trivia Quiz

Scoring higher than a 6 is impossible!

Average Score: 5

52% knows the answer to this question: "What mountains were first crossed by Blaxland, Lawson and Wentworth in 1813? "
10 Questions about History

Do you like History Quizzes?

Average Score: 4

49% knows the answer to this question: "What was the name of the chemical element created by the Berkeley University in March 1950? "
History Quiz

Sorry if you didn't score a 6 or higher

Average Score: 6

81% knows the answer to this question: "What was Germany's main strategy for trying to conquer Britain in World War 1I? "
Are you wise enought?

Play Our History Quiz

Average Score: 4

50% knows the answer to this question: "To which political party did George Washington belong? "
Quiz on History

We think you can do way better than a difficult 6

Average Score: 4

57% knows the answer to this question: "In June 2013, the north of which country suffered terrible floods? "
80s Nostalgia Quiz

What videogame did you play in the 80s?

Average Score: 8

62% knows the answer to this question: "Which 1980s movie features the iconic line, "Nobody puts Baby in a corner"? "
10 Historical Trivia Questions

Do us a favor and share your score in the comments below

Average Score: 6

26% knows the answer to this question: "Which American president was caught up in the "Watergate" scandal? "

Geography Quizzes

Geography Quiz

Thumbs up when you score a 10/10

Average Score: 5

87% 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: 4

94% 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: 6

38% 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: 4

96% knows the answer to this question: "What is the capital of Kentucky? "
Play This Geography Quiz Now!

It's going to be impossible to score a 6+

Average Score: 6

66% knows the answer to this question: "Which country lies directly south of Mongolia? "
Geography Quiz

You're invited!

Average Score: 5

39% 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: 6

80% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? "

Music Quizzes

Barbra Streisand Quiz

Average Score: 4

50% knows the answer to this question: "What is Barbra Streisand's middle name? "
10 difficult questions about John Denver

Let us know your score in the comments

Average Score: 6

37% 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: 5

60% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? "

Science Quizzes

Quiz on Science

Did you complete the mission?

Average Score: 9

27% knows the answer to this question: "What is a young kangaroo called? "
Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Average Score: 8

73% 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

41% knows the answer to this question: "What sterile animal is produced when a male donkey breeds with a female horse? "

Who Sang Quizzes

Would you be able to recognize the singer of these songs?

Will you be able to do a better job?

Average Score: 9

22% knows the answer to this question: "Who sang the famous song "Peggy Sue" (1962)? "
Who Sang These Songs?

Can you answer more than 6 questions correctly?

Average Score: 8

81% knows the answer to this question: "Who sang the famous song "Wake Me Up Before You Go Go" (1992)? "
Which artist performed these songs?

Can you answer more than 4 questions correctly?

Average Score: 9

33% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? "
Do you know who sang these songs?

Try scoring a 6+

Average Score: 9

32% knows the answer to this question: "Who sang the famous song "What A Wonderful World" (1968) ? "
Who Sang These Songs?

Do you have a favorite songs between these 10 songs?

Average Score: 9

49% knows the answer to this question: "Who sang the famous song "Annie's Song" (1974)? "
HARD Who Sang These Songs?

How manny songs did you know?

Average Score: 7

83% knows the answer to this question: "Who sang the famous song Night Moves (1976)? "
Who Sang These Folk & Americana Songs?

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

Average Score: 6

96% knows the answer to this question: "Who sang the song, "The Times They Are A-Changin’" (1964)? "
Who Sang These Songs?

Can you match the artist?

Average Score: 9

66% knows the answer to this question: "Who sang the famous song "Fernando" (1975) ? "
Motown Legends: Can You Name the Artist Behind These Hits?

Can you match the song to the Motown legend?

Average Score: 7

43% knows the answer to this question: "Who sang the song, "Tracks of My Tears" (1965)? "

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Average Score: 9

35% knows the answer to this question: " "
Food Quiz

What is your favorite Guilty Pleasure?

Average Score: 6

76% knows the answer to this question: " "

General Knowledge Quizzes

10 Impossible Trivia Questions

Let us know below what you did

Average Score: 5

76% knows the answer to this question: " "
10 Mixed Trivia Questions

We dare you to score at least an 8

Average Score: 6

65% knows the answer to this question: " "
10 Mixed Questions

We hope you can get a 10/10

Average Score: 5

58% knows the answer to this question: " "
Tricky Trivia Quiz

We bet you can't do any better!

Average Score: 9

27% knows the answer to this question: " "
Quiz on a Variety of Topics

Did you also had a awful score? We hope not!

Average Score: 9

23% knows the answer to this question: " "
General Knowledge Quiz

Can you answer these 10 questions flawlessly?

Average Score: 5

20% knows the answer to this question: " "
10 Questions We Hope You Know The Answer To

Let us know your score below

Average Score: 5

34% knows the answer to this question: " "
University Starter Quiz

Think You’re Ready for College? Test Your Knowledge and Find Out!

Average Score: 6

90% knows the answer to this question: " "
Challenging Knowledge Quiz

We are actually not sorry! We dare you to score a 10

Average Score: 6

95% knows the answer to this question: " "

Literature Quizzes

Movie Quizzes

Movie Quiz

We bet you will tap out!

Average Score: 5

53% 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

87% knows the answer to this question: " "Here's looking at you, kid." "
Movie Quiz

Have no fear the answer is here

Average Score: 5

62% 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: 8

72% 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: 8

68% 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

Math Examination

Try scoring a 7+

Average Score: 9

92% knows the answer to this question: "How many inches are in a foot? "
10 Math Questions

For you to solve

Average Score: 7

90% 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: 7

28% knows the answer to this question: "40x41÷40 equals what number? "

Everybody likes music, but how much do you know about it?
Everybody likes music, but how much do you know about it?
Who sang these famous pop songs?

History Quizzes

70s Nostalgia Quiz

Do you remember?

History Trivia Quiz

Scoring higher than a 6 is impossible!

History Trivia Quiz

Scoring higher than a 6 is impossible!

10 Questions about History

Do you like History Quizzes?

History Quiz

Sorry if you didn't score a 6 or higher

Are you wise enought?

Play Our History Quiz

Quiz on History

We think you can do way better than a difficult 6

80s Nostalgia Quiz

What videogame did you play in the 80s?

10 Historical Trivia Questions

Do us a favor and share your score in the comments below

Geography Quizzes

Geography Quiz

Thumbs up when you score a 10/10

Geography Quiz

Did you find your way to the last question?

10 Question About Planet Earth

Did you score a 10? Let us know below!

HARD Science Quiz

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

Play This Geography Quiz Now!

It's going to be impossible to score a 6+

Geography Quiz

You're invited!

Geography Quiz

Think you can find your way?

Music Quizzes

Barbra Streisand Quiz

10 difficult questions about John Denver

Let us know your score in the comments

Alternative Rock Music Quiz

Have you ever heard of any of these bands?

Science Quizzes

Quiz on Science

Did you complete the mission?

Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Quiz on Science.

Are you worthy of the respect?

Who Sang Quizzes

Would you be able to recognize the singer of these songs?

Will you be able to do a better job?

Who Sang These Songs?

Can you answer more than 6 questions correctly?

Which artist performed these songs?

Can you answer more than 4 questions correctly?

Do you know who sang these songs?

Try scoring a 6+

Who Sang These Songs?

Do you have a favorite songs between these 10 songs?

HARD Who Sang These Songs?

How manny songs did you know?

Who Sang These Folk & Americana Songs?

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

Who Sang These Songs?

Can you match the artist?

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

Can you match the song to the Motown legend?

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Food Quiz

What is your favorite Guilty Pleasure?

General Knowledge Quizzes

10 Impossible Trivia Questions

Let us know below what you did

10 Mixed Trivia Questions

We dare you to score at least an 8

10 Mixed Questions

We hope you can get a 10/10

Tricky Trivia Quiz

We bet you can't do any better!