This is a tough one!

Question 1 of 10

German wholesaler Ludwig Roselius figured out a way to remove what chemical from coffee, when he tested a coffee bean shipment drowned in salt water?

Question 2 of 10

How many US states begin with letter E?

Question 3 of 10

Brought to Massachusetts in 1868 to breed disease-resistant silkworms, what "wandering" moth got loose and has been eating North America's trees ever since?

Question 4 of 10

Which of these is not a number, but is a type of formal ball?

Question 5 of 10

Which book was written by Charles Schulz?

Question 6 of 10

What European seems to have worked for Kublai Khan, maybe as a governor or a salt official, in Yangzhou from 1282-87?

Question 7 of 10

In Cuba, what event is called the October Crisis, because it happened in October 1962?

Question 8 of 10

The M25 that surrounds London was opened in which year?

Question 9 of 10

Who sang 'Danger Zone' on the soundtrack to the 1980's blockbuster 'Top Gun'?

Question 10 of 10

What deeply religious reality show supremo married Roma Downey from Touched By An Angel, and together produced a mini-series about the Bible for the History Channel?

Who Sang Quizzes

Who is the singer of these songs?

Please tell us if you know more than 6 songs

Average Score: 9

31% knows the answer to this question: "Who sang the famous song "Imagine" (1971) ? "
Who Sang These Songs?

Who is able to score higher than a 6?

Average Score: 7

31% knows the answer to this question: "Which trumpet-voiced legend warmed hearts with “What a Wonderful World” (1967)? "
Do you know the answers?

Find out by playing this quiz!

Average Score: 7

34% knows the answer to this question: "Who sang the famous song "Living Doll" (1986) "
Are you a music expert?

Who Sang These Songs?

Average Score: 7

83% knows the answer to this question: "Which legendary crooner made "Fly Me to the Moon" (1964) unforgettable? "
Who sang these songs from the 50s, 60s & 70s

Which decade do you love musically?

Average Score: 9

63% knows the answer to this question: "Who sang the song, "Jailhouse Rock" (1957)? "
Who sang these songs?

Question 5 is impossible

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65% knows the answer to this question: "Who sang the famous song Yesterday (1965)? "

General Knowledge Quizzes

Brain-Teasing Trivia Questions

We wonder what you will score

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96% knows the answer to this question: " "
General Knowledge Quiz

And..? Did you know it all?

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88% knows the answer to this question: " "
Trivia Quiz with a Mix of Questions

No one is able to score higher than a 6

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94% knows the answer to this question: " "
Tough General Knowledge Quiz

We hope this one isn't a struggle for you

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64% knows the answer to this question: " "
His score is unbeatable by anyone!

Impossible Knowledge Quiz

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31% knows the answer to this question: " "
Sudden Death

Only a genius will make it all the way to question 10

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Math Quizzes

Math Quiz

We hope you're smart enough for these questions

Average Score: 8

88% knows the answer to this question: "If you eat 23 sweets from a tub that contains 687 how many sweets do you have left? "
Math Quiz

Can You Solve It Without a Calculator?

Average Score: 7

89% knows the answer to this question: "38x39÷38 equals what number? "
Math Quiz

Only those who are good with numbers stand a chance!

Average Score: 10

56% knows the answer to this question: "Which number is most commonly considered unlucky? "
Mathematics Quiz

Nobody is able to score a perfect 10

Average Score: 8

99% knows the answer to this question: "What is double 26? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

58% knows the answer to this question: "What is the total of 25 + 53 + 32? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

25% knows the answer to this question: "How many feet long is a 100-yard football field? "