Worlds hardest science and nature quiz.
Question 1 of 10
There is a theory that gravity might come from a massless particle that emits gravity the way a photon emits light. What is this particle called?
Question 2 of 10
Transducers change waves: what do transducers in a phones turn sound waves into?
Question 3 of 10
What adopted home of Marie Curie never elected her to its Academy of Sciences, despite the two Nobel prizes she won?
Question 4 of 10
What star is at the end of the Little Dipper's handle?
Question 5 of 10
Instead of trying to lose calories, Australian dieters watch what other metric unit?
Question 6 of 10
As a boy, Joseph Meister was the first person I saved from rabies. And he in turn became caretaker of the institute named for me. Who am I?
Question 7 of 10
Which of these is not an element?
Question 8 of 10
Until the Roman era, rabbits were pretty much only found in Iberia, so Biblical references to rabbits should be to what mammal?
Question 9 of 10
In 1926, in his Aunt Effie's backyard, what Massachusetts physics prof was inspired by HG Wells' War of the Worlds to launch Nell, the first liquid-fueled rocket, up 41 feet?
Question 10 of 10
If you have all your toes, how many toe bones do you have?
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Assorted Information Quiz
Who is able to do better than a 6? Share in the comments
Average Score: 9100% knows the answer to this question: "How many inches are there in one foot? "
And do you know the answer to this one? "How many kidneys do most adults have?" -
Who Sang These Songs From 1974
Do you have vivid memories from that era?
Average Score: 7100% knows the answer to this question: "Who sang the song, "Annie's Song" (1974)? "
And do you know the answer to this one? "Who sang the song, "The Way We Were" (1974)?" -
The top score to date is an 8!
Can you do it?
Average Score: 9100% knows the answer to this question: "Who ya gonna call? A lawyer! What movie was sued by the Caspar the Friendly Ghost people and got theme-song writer Ray Parker Jr sued by Huey Lewis and the News? "
And do you know the answer to this one? "What Spanish-speaking nation got its name from its position on the Equator?"
History Quizzes
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This History Quiz is Rough
Try scoring higher than a 5
Average Score: 499% knows the answer to this question: "In 1945, what three letter construction manufacturer was founded? " -
80s Nostalgia Quiz
What videogame did you play in the 80s?
Average Score: 821% 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: 742% knows the answer to this question: "Which treaty ended the Thirty Years' War in 1648? " -
70s Nostalgia Quiz
Do you remember?
Average Score: 885% 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
Can you top a 6? We challenge you to do so!
Average Score: 973% knows the answer to this question: "Which city saw protests in Tiananmen Square in 1989? " -
History Quiz
What answer did you not know?
Average Score: 960% knows the answer to this question: "Mary Isobel Catherine Bernadette O'Brien is the full name of which singer? " -
10 Questions about History
Do you like History Quizzes?
Average Score: 441% knows the answer to this question: "What was the name of the chemical element created by the Berkeley University in March 1950? " -
Quiz on History
We think you can do way better than a difficult 6
Average Score: 453% knows the answer to this question: "In June 2013, the north of which country suffered terrible floods? " -
1980s Nostalgia Quiz
Try scoring a 7 or higher
Average Score: 871% 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? "
Geography Quizzes
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10 Question About Planet Earth
Did you score a 10? Let us know below!
Average Score: 685% 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: 548% 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: 660% 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: 678% knows the answer to this question: "Which country lies directly south of Mongolia? " -
Geography Quiz
You're invited!
Average Score: 584% 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: 478% knows the answer to this question: "Fulham is in which London postcode? " -
HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 463% knows the answer to this question: "What is the capital of Kentucky? "
Music Quizzes
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Barbra Streisand Quiz
Average Score: 355% 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: 572% knows the answer to this question: "Which band released the influential alternative rock album "OK Computer" in 1997? " -
10 difficult questions about John Denver
Let us know your score in the comments
Average Score: 659% knows the answer to this question: "What was John Denver's birth name? "
Science Quizzes
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Quiz on Science
Did you complete the mission?
Average Score: 946% knows the answer to this question: "What is a young kangaroo called? " -
Quiz on Science.
Are you worthy of the respect?
Average Score: 741% 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: 827% 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? "
Who Sang Quizzes
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Which artist performed these songs?
Can you answer more than 4 questions correctly?
Average Score: 969% knows the answer to this question: "Who sang the famous song ”She Loves You” (1963)? " -
Who Sang These Songs?
Did you know more than 7 songs?
Average Score: 950% knows the answer to this question: "Who sang the famous song "Graceland" (1987) ? " -
Who were the singers of these songs?
Did you have all 10 songs correctly?
Average Score: 554% knows the answer to this question: "Who sang the famous song "Under Pressure" (1981) ? " -
Who Sang These Songs?
Can you match the artist?
Average Score: 987% knows the answer to this question: "Who sang the famous song "Fernando" (1975) ? " -
Who Sang These Country Songs?
Question 10 is by far the hardest
Average Score: 890% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? " -
Can you recognize the vocalists of these songs?
Do you love to listen to music?
Average Score: 557% knows the answer to this question: "Who sang the famous song ”Psycho Killer” (1977)? " -
Who Sang These Songs?
Did you have more than 6 songs correctly?
Average Score: 932% knows the answer to this question: "Who sang the famous song "American Pie" (1972) ? " -
Who Sang These 90s Songs?
Feels like yesterday isn't it?
Average Score: 751% knows the answer to this question: "Who sang the song, "Smells Like Teen Spirit" (1991)? " -
Who Sang These Songs?
Do you know more than 5 of these songs?
Average Score: 973% knows the answer to this question: "Who sang the famous song ”Material Girl” (1985)? "
Food & Beverage Quizzes
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Food Quiz
What is your favorite Guilty Pleasure?
Average Score: 631% knows the answer to this question: " " -
Quiz on Food and Beverage
What's your favorite pizza?
Average Score: 952% knows the answer to this question: " "
General Knowledge Quizzes
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10 General Knowledge Questions
Share your score and we give you our thumbs up!
Average Score: 696% knows the answer to this question: " " -
Most questions are way too hard for you!
Challenging Trivia Quiz
Average Score: 597% knows the answer to this question: " " -
Can you beat my score of 7 out of 10?
General Knowledge
Average Score: 825% knows the answer to this question: " " -
Difficult Mixed Trivia
We bet you won't score higher than a 4
Average Score: 857% knows the answer to this question: " " -
Challenging Knowledge Quiz
Let's hope you'll score higher than a 5
Average Score: 638% knows the answer to this question: " " -
10 Trivia Questions
Are you a Trivia Titan?
Average Score: 459% knows the answer to this question: " " -
Knowledge Questions that are Difficult
Can you top a 5? We bet you can't, but prove it!
Average Score: 628% knows the answer to this question: " " -
Take part in this knowledge quiz.
Please share your results with your fellow quizzers in the comments
Average Score: 924% knows the answer to this question: " " -
General Knowledge Quiz
We hope this one is not too hard
Average Score: 587% knows the answer to this question: " "
Literature Quizzes
Movie Quizzes
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Movie Quiz
Have no fear the answer is here
Average Score: 569% 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: 882% 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? " -
Rewind to the 70s: Movie Quiz
Which of these have you seen in the cinema?
Average Score: 872% knows the answer to this question: "Who directed the movie, "The Godfather" (1972)? " -
Movie Quiz
We bet you will tap out!
Average Score: 547% 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: 846% knows the answer to this question: " "Here's looking at you, kid." "
Math Quizzes
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Math Quiz
We hope you'll score higher than a 3+4
Average Score: 727% knows the answer to this question: "40x41÷40 equals what number? " -
10 Math Questions
For you to solve
Average Score: 799% knows the answer to this question: "Find the Highest Common Factor of these numbers - 38 and 57 " -
Math Examination
Try scoring a 7+
Average Score: 986% knows the answer to this question: "How many inches are in a foot? "
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Who or what am I?
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Try this Proverbs quiz and see if you can find the missing word!
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We bet you don't know a thing about who invented these things!