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We bet you can't get a decent score with this challenging science quiz.

Question 1 of 10

What kind of device uses a magnetron to generate 2,450 megahertz radiation, which is a frequency high enough to cook food?

Question 2 of 10

Conjoined twins Tatiana and Krista Hogan appear to have had what superpower?

Question 3 of 10

Alexander Graham Bell and his assistant were the first two people to use this invention, but First Lady Lucy Hayes was the third. What?

Question 4 of 10

What is unusual about the way marsupials give birth?

Question 5 of 10

Not tonight, dear. I have cephalalgia. What is cephalalgia?

Question 6 of 10

When Steady Ed Headrick died, his ashes were incorporated into a device that he had invented for Wham-O. What was it?

Question 7 of 10

Instead of teeth, which of these animals would have a second stomach called a gizzard?

Question 8 of 10

My eaten food passes into a crop, a bag-like swelling in the esophagus, where it waits for room in my two-part stomach, the second part of which is my gizzard, where the food gets ground up by swallowed gravel and grit. What am I?

Question 9 of 10

Only a few hundred of Panthera leo persica survive, holding on in India's Gir Forest. What is it?

Question 10 of 10

Prohibited by treaty from setting up a space program at home, a West German company called OTRAG established a failed space program in what unlikely African country?

Who Sang Quizzes

These Songs Defined A Generation

But Who Sang These 2000s Songs?

Average Score: 4

42% knows the answer to this question: "Who sang the song, "Last Nite" (2001)? "
Do you know Who Sang These Songs?

Let us know your score below

Average Score: 8

91% knows the answer to this question: "Who sang the famous song, "Jailhouse Rock" (1957)? "
Who Sang These Songs From The 60s, 70s & 80s?

Let us know your score below!

Average Score: 7

45% knows the answer to this question: "Who sang the famous song, "Oh, Pretty Woman" (1964)? "
Can you tell us who sang these songs?

Share you score below

Average Score: 9

78% knows the answer to this question: "Who sang the song, "(Sittin’ on) The Dock of the Bay" (1968)? "
Dare to step out of your comfort zone?

Who Sang These 90s Hip-Hop Songs?

Average Score: 4

65% knows the answer to this question: "Who sang the song, "Juicy" (1994)? "
who sang?

We challenge you to get at least a 6

Average Score: 7

37% knows the answer to this question: "Which artist rocked "Blue Suede Shoes" (1956)? "

General Knowledge Quizzes

Mixed Knowledge Quiz

You won't score a 10/10

Average Score: 5

76% knows the answer to this question: " "
Free daily quizzes!

It seemed like a simple quiz for you, but perhaps we were mistaken?

Average Score: 4

92% knows the answer to this question: " "
General Knowledge Quiz

Let everyone know what you think the answer is

Average Score: 7

28% knows the answer to this question: " "
General Knowledge Quiz

Are you the first one to score a perfect 10?

Average Score: 4

64% knows the answer to this question: " "
10 general knowledge questions

are you one of the 5%?

Average Score: 8

70% knows the answer to this question: " "
Quiz for Smart People

Are you smarter than him? Prove us!

Average Score: 5

28% knows the answer to this question: " "

Math Quizzes

Math Quiz

Only those who are good with numbers stand a change!

Average Score: 9

47% knows the answer to this question: "What is 123 times 4? "
Math Quiz

Can You Solve It Without a Calculator?

Average Score: 7

46% knows the answer to this question: "38x39÷38 equals what number? "
Math Quiz

We hope you can do better than a simple 5

Average Score: 9

37% knows the answer to this question: "180+124+68 equals what number? "
Math Quiz

Only those who are good with numbers stand a change!

Average Score: 8

62% knows the answer to this question: "How many feet long is a 100-yard football field? "
Math Quiz

Only those who are good with numbers stand a chance!

Average Score: 8

84% knows the answer to this question: "What is 10% of 1,000? "
Math Quiz

Absolutely no one scores higher than a 5

Average Score: 8

63% knows the answer to this question: "What is an estimate? "