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This science quiz is exceptionally challenging.

Question 1 of 10

What is another name for the human skull?

Question 2 of 10

What number indicates normal visual acuity?

Question 3 of 10

Whose theory of special relativity argues that the faster you go, the slower time is?

Question 4 of 10

What do scientists use to help organise the elements?

Question 5 of 10

Water is made up of hydrogen and what else?

Question 6 of 10

What are you most likely to do after swallowing a diuretic?

Question 7 of 10

At the end of the mouth is the pharynx, a traffic cop that directs air down the trachea and food down the oesophagus. What flap shuts the trachea when you eat?

Question 8 of 10

If you reach escape velocity, what are you escaping from?

Question 9 of 10

What is the energy of moving parts called?

Question 10 of 10

What sense are you missing if you suffer from anosmia?

History Quizzes

This History Quiz is Rough

Try scoring higher than a 5

Average Score: 4

57% knows the answer to this question: "In 1945, what three letter construction manufacturer was founded? "
Calling All History Buffs!

Can You Beat the Experts?

Average Score: 7

45% knows the answer to this question: "Which treaty ended the Thirty Years' War in 1648? "
History Quiz

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

Average Score: 5

67% knows the answer to this question: "Which country launched the first woman into space? "
History Quiz

Do you have what it takes?

Average Score: 5

68% knows the answer to this question: "Which country won the 1958 FIFA World Cup in Sweden? "
History Trivia Quiz

Scoring higher than a 6 is impossible!

Average Score: 5

61% knows the answer to this question: "What mountains were first crossed by Blaxland, Lawson and Wentworth in 1813? "
History Quiz

Tell us your score below

Average Score: 4

25% knows the answer to this question: "How many men did the German Army loose at the Battle of Amiens? "
10 History Questions

Who knows enough for a 10/10

Average Score: 4

51% knows the answer to this question: "What was one of the nicknames of the US's 369th Infantry Regiment? "
Quiz Game

Average Score: 9

40% knows the answer to this question: "Drug Lord "El Chapo" Guzman escaped from a prison in which country in July 2015? "
10 History Questions

Do you know this riddle?

Average Score: 4

84% knows the answer to this question: "What is the name commonly associated with a 1974 military coup in Portugal? "

Geography Quizzes

Geography Quiz

You're invited!

Average Score: 5

82% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? "
Geography Quiz

Did you find your way to the last question?

Average Score: 4

33% knows the answer to this question: "Fulham is in which London postcode? "
Geography Quiz

Thumbs up when you score a 10/10

Average Score: 5

22% 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: 6

82% knows the answer to this question: "One of the world's largest herds of what roam around the deserts of Australia? "
HARD Science Quiz

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

Average Score: 4

47% 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: 6

20% knows the answer to this question: "Which is the largest continent on Earth? "

Music Quizzes

Alternative Rock Music Quiz

Have you ever heard of any of these bands?

Average Score: 5

50% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? "
Barbra Streisand Quiz

Average Score: 4

81% 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: 7

39% knows the answer to this question: "What was John Denver's birth name? "

Science Quizzes

Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Average Score: 8

71% 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: 9

60% knows the answer to this question: "What is a young kangaroo called? "
Quiz on Science.

Are you worthy of the respect?

Average Score: 8

27% knows the answer to this question: "What sterile animal is produced when a male donkey breeds with a female horse? "

Who Sang Quizzes

Who performed these songs?

Do you know enough songs to get a 5+?

Average Score: 9

58% knows the answer to this question: "Who sang the famous song "We Can Work It Out" (1965) "
Can you name the singers of these songs?

Do you know the artist of all these songs?

Average Score: 3

38% knows the answer to this question: "Who sang the famous song "Marathon" (1985)? "
Quiz on music from the 1960s.

You won't score a perfect 10

Average Score: 7

39% knows the answer to this question: "Who sang the famous song "Suzie Q" (1968) ? "
Who Sang These Country Songs?

Question 10 is by far the hardest

Average Score: 8

20% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? "
Motown Legends: Can You Name the Artist Behind These Hits?

Can you match the song to the Motown legend?

Average Score: 7

26% 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

59% knows the answer to this question: "Who sang the famous song ”Psycho Killer” (1977)? "
Who were the singers of these songs?

Did you have all 10 songs correctly?

Average Score: 6

50% knows the answer to this question: "Who sang the famous song "Under Pressure" (1981) ? "
Which artist performed these songs?

Can you answer more than 4 questions correctly?

Average Score: 9

62% 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

27% knows the answer to this question: "Who sang the song, "Smells Like Teen Spirit" (1991)? "

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Average Score: 9

61% knows the answer to this question: " "
Food Quiz

What is your favorite Guilty Pleasure?

Average Score: 6

99% knows the answer to this question: " "

General Knowledge Quizzes

Impossible Knowledge Quiz

Strive for a 6 or higher

Average Score: 6

52% knows the answer to this question: " "
Put Your Knowledge to the Test

This quiz is too hard for most of us

Average Score: 6

29% knows the answer to this question: " "
General Knowledge Quiz

Can you solve the expression?

Average Score: 6

68% knows the answer to this question: " "
Impossible Knowledge Quiz

Dare to share your score?

Average Score: 5

93% knows the answer to this question: " "
Quiz on General Knowledge

Can you do better than my lousy 6?

Average Score: 8

35% knows the answer to this question: " "
Knowledge Questions that are Difficult

Can you top a 4? We bet you can, but prove it!

Average Score: 5

99% knows the answer to this question: " "
Test of Varied Knowledge

Are you a genius?

Average Score: 8

34% knows the answer to this question: " "
Trivia with a blend of knowledge.

What did you score? Please tell us in the comments

Average Score: 8

20% knows the answer to this question: " "
Only a genius knows the answer here

Difficult Knowledge Quiz

Average Score: 8

82% knows the answer to this question: " "

Literature Quizzes

Movie Quizzes

Lights, Camera, Quotes!

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

Average Score: 8

48% knows the answer to this question: " "Here's looking at you, kid." "
Movie Quiz

Have no fear the answer is here

Average Score: 5

23% 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

64% 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

75% 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

We bet you will tap out!

Average Score: 5

23% knows the answer to this question: "Karen Carpenter died of complications from which illness? "

Math Quizzes

Math Examination

Try scoring a 7+

Average Score: 9

95% knows the answer to this question: "How many inches are in a foot? "
10 Math Questions

For you to solve

Average Score: 7

56% 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

42% knows the answer to this question: "40x41÷40 equals what number? "

Very hard geography quiz, can you get more than 5 correct?
Everybody likes music, but how much do you know about it?
Who or what am I?

History Quizzes

This History Quiz is Rough

Try scoring higher than a 5

Calling All History Buffs!

Can You Beat the Experts?

History Quiz

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

History Quiz

Do you have what it takes?

History Trivia Quiz

Scoring higher than a 6 is impossible!

History Quiz

Tell us your score below

10 History Questions

Who knows enough for a 10/10

Quiz Game

10 History Questions

Do you know this riddle?

Geography Quizzes

Geography Quiz

You're invited!

Geography Quiz

Did you find your way to the last question?

Geography Quiz

Thumbs up when you score a 10/10

Geography Quiz

Think you can find your way?

HARD Science Quiz

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

10 Question About Planet Earth

Did you score a 10? Let us know below!

Music Quizzes

Alternative Rock Music Quiz

Have you ever heard of any of these bands?

Barbra Streisand Quiz

10 difficult questions about John Denver

Let us know your score in the comments

Science Quizzes

Science Quiz with challenging questions

Who is able to score higher than an impossible 8?

Quiz on Science

Did you complete the mission?

Quiz on Science.

Are you worthy of the respect?

Who Sang Quizzes

Who performed these songs?

Do you know enough songs to get a 5+?

Can you name the singers of these songs?

Do you know the artist of all these songs?

Quiz on music from the 1960s.

You won't score a perfect 10

Who Sang These Country Songs?

Question 10 is by far the hardest

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?

Who were the singers of these songs?

Did you have all 10 songs correctly?

Which artist performed these songs?

Can you answer more than 4 questions correctly?

Who Sang These 90s Songs?

Feels like yesterday isn't it?

Food & Beverage Quizzes

Quiz on Food and Beverage

What's your favorite pizza?

Food Quiz

What is your favorite Guilty Pleasure?

General Knowledge Quizzes

Impossible Knowledge Quiz

Strive for a 6 or higher

Put Your Knowledge to the Test

This quiz is too hard for most of us

General Knowledge Quiz

Can you solve the expression?

Impossible Knowledge Quiz

Dare to share your score?

Quiz on General Knowledge

Can you do better than my lousy 6?

Knowledge Questions that are Difficult