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Scientific Trivia Challenge!

Question 1 of 10

Despite its effectiveness in controlling malarial mosquitoes, what controversial chemical vanished from use after Rachel Carson blamed it for killing birds and poisoning people in her 1962 book Silent Spring?

Question 2 of 10

In 1897 Representative TI Record of Posen County, Indiana, introduced House Bill #246, which fixed the value of what number at 3.23?

Question 3 of 10

By what name is the bay lynx usually known?

Question 4 of 10

How can you tell a mammoth from a mastodon?

Question 5 of 10

Before he designed the Saturn V that launched Apollo 11, he was a member of both the Nazi party and the SS, having used slave labor from the Dora concentration camp. Who?

Question 6 of 10

What was the Avtomat Kalashnikova model 1947 g.?

Question 7 of 10

Humphry Davy discovered this element in 1807 and renamed it twice, which is why the Brits spell it with an I and the Americans don't. What is it?

Question 8 of 10

Nikola Tesla never patented his ideas, but after Tesla died, the Supreme Court invalidated Marconi's patents and gave Tesla credit for what invention?

Question 9 of 10

Eureka! King Heiro of Syracuse asked Archimedes to figure out if a gold crown was really made of gold. By tradition, what was he doing when he figured out how?

Question 10 of 10

Doctors call it aeroembolism. Some engineers call it caisson disease. What do we usually call it?

Who Sang Quizzes

Who is the singer of these songs?

Please tell us if you know more than 6 songs

Average Score: 9

21% 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

94% 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

60% 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

45% 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

42% knows the answer to this question: "Who sang the song, "Jailhouse Rock" (1957)? "
Who sang these songs?

Question 5 is impossible

Average Score: 8

96% 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

Average Score: 5

74% knows the answer to this question: " "
General Knowledge Quiz

And..? Did you know it all?

Average Score: 5

36% knows the answer to this question: " "
Trivia Quiz with a Mix of Questions

No one is able to score higher than a 6

Average Score: 8

33% knows the answer to this question: " "
Tough General Knowledge Quiz

We hope this one isn't a struggle for you

Average Score: 5

60% knows the answer to this question: " "
His score is unbeatable by anyone!

Impossible Knowledge Quiz

Average Score: 8

42% knows the answer to this question: " "
Sudden Death

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

Average Score: 7

25% knows the answer to this question: " "

Math Quizzes

Math Quiz

We hope you're smart enough for these questions

Average Score: 8

39% 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

95% 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

82% 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

82% 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

24% 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

51% knows the answer to this question: "How many feet long is a 100-yard football field? "