Hard Science Quiz

Question 1 of 10

A pulpectomy is an endodontic treatment to cure an infection. By what name is this surgery also known?

Question 2 of 10

Between 1959 and 1972, nearly 5 million dolphins died in nets designed to catch what fish, leading to calls for "dolphin-safe" practices?

Question 3 of 10

Hydrogen is the first element on the periodic table. What is the second?

Question 4 of 10

In 1961, who had to bail out of Vostok 1, which crashed in a farmer's field?

Question 5 of 10

In 2010, the Journal of Neuropathology and Experimental Neurology reported that what athlete may not have actually had the condition named for him?

Question 6 of 10

On the '59 Caddy, something measured 42 inches and rose three and a half feet above the ground. What were they?

Question 7 of 10

The Gulf Stream is in the Atlantic. Where is the jet stream?

Question 8 of 10

Born on the island of Hispaniola, what famous ornithologist was the illegitimate son of a French sea merchant and his Creole mistress?

Question 9 of 10

Meaning "counterglow" literally, what German word describes a faint oval patch of light directly opposite the sun in the night sky, caused by reflection of sunlight by dust particles?

Question 10 of 10

The laughing owl was wiped out when the British reached what territory?

Who Sang Quizzes

Can you name these famous artists?

Show your music knowledge in the comments

Average Score: 8

97% knows the answer to this question: "Who sang “Stayin’ Alive” (1977)? "
Music Quiz For Music Geniuses

Who Sang These Songs?

Average Score: 7

93% knows the answer to this question: "Which Motown classic charmed audiences with "My Girl" (1964)? "
Who Sang These Songs?

Do you think you can name at least 5?

Average Score: 9

84% knows the answer to this question: "Who sang the famous song "Suspicious Minds" (1969) "
You Know The Songs...

but who sings it? Let us know how many you knew!

Average Score: 7

25% knows the answer to this question: "Who sang the song, "Build Me Up Buttercup" (1968)? "
Who Sang These Songs?

How many artists did you know?

Average Score: 8

35% knows the answer to this question: "Who originally rocked "Hound Dog" (1956)? "
Play Quiz

Average Score: 7

83% knows the answer to this question: "Who sang the emotional ballad “Nothing Compares 2 U” (1990)? "

General Knowledge Quizzes

Can you name the artists?

We bet you can't name half of these!

Average Score: 8

79% knows the answer to this question: " "
General Knowledge Quiz

What did you score?

Average Score: 0

77% knows the answer to this question: " "
10 Trivia Questions For You

So... what did you score?

Average Score: 5

26% knows the answer to this question: " "
15 Hard General Knowledge Questions

Find out if you have any brains

Average Score: 0

77% knows the answer to this question: " "
Test Your General Knowledge

Play quiz to get the correct answer

Average Score: 5

69% knows the answer to this question: " "
Knowledge Quiz Sudden Death

Are you smart enough to nail this one?

Average Score: 0

57% knows the answer to this question: " "

Math Quizzes

No one can score a 7 or better

Math Test

Average Score: 9

78% knows the answer to this question: "Which is the largest number? "
Math Quiz

Can You Solve It Without a Calculator?

Average Score: 8

52% knows the answer to this question: "687+462+237 equals what number? "
Math Quiz

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

Average Score: 7

66% knows the answer to this question: "40x41÷40 equals what number? "
Can you solve this?

go to Math Quiz

Average Score: 9

58% knows the answer to this question: "If a five day vacations costs 2500 dollars, how much does each day cost? "
Math Quiz

We challenge you to score an 8+

Average Score: 9

50% knows the answer to this question: "What is twenty times twenty? "
Math Quiz

Absolutely no one scores higher than a 5

Average Score: 8

45% knows the answer to this question: "What is an estimate? "