Only participate in this quiz if you are ready for it!
Question 1 of 10
How many piano tuners are there in Chicago? This is a famous example of an estimation problem associated with what Italian physicist?
Question 2 of 10
Which site in Australia is one of the top providers of dinosaur bones in the world?
Question 3 of 10
Your dentist would know this. By definition, an amalgam is an alloy that includes which other element?
Question 4 of 10
Found at the Blackpool Sea Life Center, why was Henry the Octopus sometimes called Henry the Hexapus?
Question 5 of 10
Which of these parts of your body would be of least professional interest to an otolaryngologist?
Question 6 of 10
Mollusks have their own phylum. Crustaceans are part of the arthropod phylum. Which of these is a crustacean?
Question 7 of 10
Who "unconditionally" won the Nobel Prize for his 1904 on the "function of the gastrointestinal tract" rather than for his work on canine drool?
Question 8 of 10
When the line of 'Orion's belt' is extended in the southeast direction, it points to what?
Question 9 of 10
How many bones do horses have?
Question 10 of 10
Rene Descartes coined "imaginary number" in 1637 in "La Geometrie." Which of these is an imaginary number?
Who Sang Quizzes
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Who Sang These Songs?
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Who Sang These Songs?
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Pop Music Quiz
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Average Score: 961% knows the answer to this question: "Who sang the famous song "Blueberry Hill" (1957)? " -
Which artist performed these songs?
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Who sang these songs?
10 Questions
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History Quizzes
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This History Quiz is Rough
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History Questions
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10 Questions about History
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Across the Pond: UK & USA History Quiz
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History Quiz
Tell us if you are a true historian
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History Quiz
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Geography Quizzes
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HARD Science Quiz
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Play This Geography Quiz Now!
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Geography Quiz
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10 Question About Planet Earth
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Geography Quiz
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Geography Quiz
You're invited!
Average Score: 563% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? "
Music Quizzes
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Challenging Music Quiz
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Music Quiz
Have you ever been to a concert?
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Very Hard Music Quiz
10 Questions
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Challenging Music Quiz.
We are sorry for these difficult questions!
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Challenging Music Quiz
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Escape from reality and play this hard music quiz
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Science Quizzes
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Science Trivia Quiz
How many questions can you answer correctly?
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Science Quiz
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Very hard science quiz
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Challenging science quiz. Can you beat it?
Average Score: 698% knows the answer to this question: "In AD 919, the Chinese used this to make "fire lances." A German monk, Berthold Schwarz, may have been the first to bring this to Europe, in the early 1300s. What is it? " -
Science Sudden Death Quiz
15 questions that you will never be able to answer all without a mistake
Average Score: 041% knows the answer to this question: "Pregnancy in humans lasts how many days? "
Food & Beverage Quizzes
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Play Quiz About Food & Beverages
What is you favourite dish?
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Food & Beverages Quiz
We challenge you to score higher than a lousy 5
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Can you solve this Food Riddle?
Food Quiz
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Food & Beverage Quiz
Who is able to get 6/10 or higher?
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Can you answer all 10 questions correctly?
Challenging Quiz About Food & Beverages
Average Score: 788% knows the answer to this question: " " -
Who doesn't like an alcoholic drink once in a while?
Click here to play.
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General Knowledge Quizzes
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Most questions are way too hard for you!
Challenging Trivia Quiz
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Do you know the answer to this riddle?
Play This Knowledge Quiz
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Knowledge Questions that are Difficult
Can you top a 5? We bet you can't, but prove it!
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General Knowledge Quiz
Which question took you the longest to answer?
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Challenging General Knowledge Quiz
You're a genius if you scored better than a 7
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10 Questions for Geniuses
Did you score a perfect 10?
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Literature Quizzes
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10 questions about books, poems and their writers!
Average Score: 562% knows the answer to this question: "Which book begins with the line "These two very old people are the father and mother of Mr Bucket..."? " -
LITERATURE QUIZ!
Average Score: 429% knows the answer to this question: "According to Lady Caroline Lamb, what clubfooted British poet was "mad, bad and dangerous to know"? " -
Literature quiz
Take the test
Average Score: 765% knows the answer to this question: "Whose nose grew when he told a lie? " -
Share if you owned this literature quiz with a decent score of 6+
Average Score: 431% knows the answer to this question: "What fairy tale character had a sister named Rose Red? " -
General Knowledge
Average Score: 530% knows the answer to this question: "Milk teeth are generally replaced with how many adult teeth? " -
Good luck with this Literature Quiz
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Movie Quizzes
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HARD Movie Quiz
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We bet you can't even finish half of these movie titles in this quiz
Movie Quiz
Average Score: 934% knows the answer to this question: " The Lord of the "...." (2003) " -
10 Hard Movie Questions
What is the last movie you have seen?
Average Score: 750% knows the answer to this question: "Which film star is married to Goldie Hawn? " -
HARD Movie Quiz
Will you be quizzer number 25?
Average Score: 620% knows the answer to this question: "The only two movies to feature this character that were not part of the official MGM/UA "canon" were Casino Royale, in which he was played by David Niven, and "Never Say Never Again," in which he was played by Sean Connery. Who is this character? " -
Crazy Quiz About Movies!
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Movies Quiz
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Average Score: 796% knows the answer to this question: "In the 2007 film "Pirates of the Caribbean: At World's End", where is Jack rescued from? "
Math Quizzes
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HARD Math Quiz
Do you know the answer to this riddle?
Average Score: 852% knows the answer to this question: "What is 33 plus half a century? " -
Math Quiz
We hope you can do better than a simple 5
Average Score: 965% knows the answer to this question: "180+124+68 equals what number? " -
Math Quiz
Absolutely no one scores higher than a 5
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No one can score a 7 or better
Math Test
Average Score: 968% knows the answer to this question: "Which is the largest number? " -
Can you solve this?
go to Math Quiz
Average Score: 983% knows the answer to this question: "If a five day vacations costs 2500 dollars, how much does each day cost? " -
Do you belong to the 10% that can score a 7+
Mathematics Quiz
Average Score: 859% knows the answer to this question: "94 is how many less than 100? "
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Who sang these songs from the 20s?
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Who sang these songs from the 20s?
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Extremely Hard History Quiz, most people score only 3 out of 10.