Complete this science quiz and then share your results with your Facebook friends.
Question 1 of 10
In about 1730, both English mathematician John Hadley and American inventor Thomas Godfrey invented something sailors use to measure angular elevations of celestial bodies. What?
Question 2 of 10
What light bulb inventor proposed to his second wife, Mina Miller, via Morse code, which he tapped out on her hand?
Question 3 of 10
A shoehorn is a first-class one, a diving-board is a second-class one, and a stapler is a third-class one. What simple machine is this?
Question 4 of 10
New England servants used to refuse work if it meant eating too much heath hen. Now it's extinct. To what bird was it most closely related?
Question 5 of 10
What is the speed of light?
Question 6 of 10
What inventor had five dots tattooed onto his left forearm, and liked to sleep on the floor of a closet at his Menlo Park laboratory?
Question 7 of 10
After physics, what study did Isaac Newton take up until he published "Principia Mathematica"?
Question 8 of 10
How many major time zones does the earth have?
Question 9 of 10
The nose of the shinkansen was redesigned after the beak of a kingfisher. What is the shinkansen?
Question 10 of 10
What is the name of the ancient ocean that surrounded the Pangea land mass?
History Quizzes
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10 Questions about History
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History Quiz
What answer did you not know?
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History Trivia Quiz
Scoring higher than a 6 is impossible!
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History Quiz - Extremely Challenging
Are you smart enough?
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History Quiz
Find out if you still know enough to score a 10/10
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80s Nostalgia Quiz
What videogame did you play in the 80s?
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History Quiz
Tell us your score below
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History Quiz
8 or higher? You're pretty smart!
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Calling All History Buffs!
Can You Beat the Experts?
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Geography Quizzes
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Geography Quiz
Think you can find your way?
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10 Question About Planet Earth
Did you score a 10? Let us know below!
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Geography Quiz
Did you find your way to the last question?
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HARD Science Quiz
We hope you're smart enough to score a 7+
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Geography Quiz
You're invited!
Average Score: 596% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? " -
Geography Quiz
Thumbs up when you score a 10/10
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Music Quizzes
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10 difficult questions about John Denver
Let us know your score in the comments
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Barbra Streisand Quiz
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Alternative Rock Music Quiz
Have you ever heard of any of these bands?
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Science Quizzes
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Science Quiz with challenging questions
Who is able to score higher than an impossible 8?
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Quiz on Science
Did you complete the mission?
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Quiz on Science.
Are you worthy of the respect?
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Who Sang Quizzes
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Can you recognize the vocalists of these songs?
Do you love to listen to music?
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Who were the singers of these songs?
Did you have all 10 songs correctly?
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Who Sang These 90s Songs?
Feels like yesterday isn't it?
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Can you name the singers of these songs?
Do you know the artist of all these songs?
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Who Sang These Folk & Americana Songs?
Is your favorite artist in this quiz? Take it and find out!
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Quiz on music from the 1960s.
You won't score a perfect 10
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Which artist performed these songs?
Can you answer more than 4 questions correctly?
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Motown Legends: Can You Name the Artist Behind These Hits?
Can you match the song to the Motown legend?
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Who Sang These Country Songs?
Question 10 is by far the hardest
Average Score: 885% knows the answer to this question: "Who performed the hit "Ring of Fire" (1963)? "
Food & Beverage Quizzes
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Food Quiz
What is your favorite Guilty Pleasure?
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Quiz on Food and Beverage
What's your favorite pizza?
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General Knowledge Quizzes
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10 Special Trivia Questions For You
Did you know the answer to this riddle?
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Ultimate Mixed Trivia Quiz
It's a miracle if you're able to score a perfect 10
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General Knowledge Quiz
We hope this one isn't a struggle for you
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10 Trivia Questions For You
So... what did you score?
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General Knowledge Quiz
Can you answer these 10 questions flawlessly?
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General Knowledge Quiz
Will you be able to score a 7+?
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Mixed Trivia Questions
You can't even score a simple 4!
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Challenge Your Overall Knowledge.
Did you had enough knowledge making this quiz?
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University Starter Quiz
Think You’re Ready for College? Test Your Knowledge and Find Out!
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Literature Quizzes
Movie Quizzes
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Movie Quiz
We bet you will tap out!
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Lights, Camera, Quotes!
Who can get a perfect 10? Share if you did!
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Rewind to the 70s: Movie Quiz
Which of these have you seen in the cinema?
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Movies & Series Quiz
Which TV series have you watched more than once?
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Movie Quiz
Have no fear the answer is here
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Math Quizzes
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Math Examination
Try scoring a 7+
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10 Math Questions
For you to solve
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Math Quiz
We hope you'll score higher than a 3+4
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Try this Proverbs quiz and see if you can find the missing word!
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Very hard geography quiz, can you get more than 5 correct?
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Literature Quiz