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Are you able to conquer this challenging science quiz?

Question 1 of 10

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?

Question 2 of 10

This planet's famous rings are made of ice-covered rock and dust, less than 200 km thick, but more than 270,000 km wide. And its inner moons are close enough to the rings to twist, braid and sweep them with their gravity. What planet is this?

Question 3 of 10

What citrus juice interferes with dozens of medications, because they are broken down by enzymes in the juice?

Question 4 of 10

Sixty million years ago, a snake called Titanoboa cerrejonesis ate crocodiles whole. At 45 feet long, it was as long as what object?

Question 5 of 10

The president of a postcard company happened to notice William Gruber at the Oregon Caves National Monument, where he was testing his new invention by taping two cameras together as a way to recreate the stereoscope. What did this become?

Question 6 of 10

Movies are letterboxed because old style TV screens are what?

Question 7 of 10

What animal's pit can detect a change in temperature of as little as one five-hundredth of a degree, which makes it a kind of ophidian infrared?

Question 8 of 10

The 1987 Lincoln Town Car is often called the first car to have what audio component?

Question 9 of 10

What device used thermal paper, which curled, blackened when you scratched it, had text that vanished over time and had poor resolution as ink spread into the paper?

Question 10 of 10

What is the most abundant element in the known universe?

Who Sang Quizzes

Who sang these songs from 1962

Music Quiz

Average Score: 9

36% knows the answer to this question: "Who sang the famous song ”You’ve Lost That Lovin’ Feelin’” (1964)? "
Who sang these songs from the 50s, 60s & 70s

Which decade do you love musically?

Average Score: 9

74% knows the answer to this question: "Who sang the song, "Jailhouse Rock" (1957)? "
Do you know the answers?

Find out by playing this quiz!

Average Score: 7

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These Songs Defined A Generation

But Who Sang These 2000s Songs?

Average Score: 4

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Music Quiz For Music Geniuses

Who Sang These Songs?

Average Score: 8

52% knows the answer to this question: "Who sang “Africa” in 1982? "
Can you name the artists of these songs?

Only true music lovers can!

Average Score: 8

41% knows the answer to this question: "Who unleashed "Good Vibrations" (1966)? "

General Knowledge Quizzes

University Starter Quiz

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

Average Score: 6

97% knows the answer to this question: " "
General Knowledge Sudden Death Quiz

How many attempts did you need?

Average Score: 0

81% knows the answer to this question: " "
15 Sudden End Questions

Can you reach the last question?

Average Score: 0

88% knows the answer to this question: " "
Mixed Quiz

Did you find the missing number?

Average Score: 8

58% knows the answer to this question: " "
Challenging Knowledge Quiz

Who is able to ace every question?

Average Score: 5

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

please tell us if we can give you our thumbs up

Average Score: 5

26% knows the answer to this question: " "

Math Quizzes

Math Quiz

Can You Solve It Without a Calculator?

Average Score: 7

86% knows the answer to this question: "38x39÷38 equals what number? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 9

89% knows the answer to this question: "What is 123 times 4? "
SUDDEN DEATH QUIZ

Try to stay on your feet!

Average Score: 0

68% knows the answer to this question: "How fast do you need to travel to go 150 miles in 3 hours? "
Math Quiz

We hope you'll score higher than a 3+4

Average Score: 7

99% knows the answer to this question: "40x41÷40 equals what number? "
Nobody will score higher than a 4

Because nobody is as smart as Einstein!

Average Score: 6

98% knows the answer to this question: "What is a polynomial with two terms called? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

80% knows the answer to this question: "What is the total of 25 + 53 + 32? "