70% knows the answer to this question: "Which of the following can contain mercury? "

And do you know the answer to this one? "From West Africa, Synseplaum dulcificum is called miracle berry, and its key ingredient, miraculin, produces what effect, one especially handy if you don't like lemons?"

93% knows the answer to this question: "Who wrote the novel the Old Man and the Sea? "

And do you know the answer to this one? "What is the chemical element with symbol "N" and atomic number 14?"

83% knows the answer to this question: "Complete the Zager and Evans hit song title, "In The Year ... (Exordium and Terminus)"? "

And do you know the answer to this one? "Which is the style in which an artist represents a subject as it appears in the natural world?"

61% knows the answer to this question: "What are the prevailing winds that are found in Earth's equatorial region called? "

And do you know the answer to this one? "In 2006, Italy won the World Cup in what sport?"

47% knows the answer to this question: "What is molten rock beneath the surface of the earth called? "

And do you know the answer to this one? "Matthew has 670 Lego sets but Justin has 96 more. How many does Justin have?"

95% knows the answer to this question: "Which of these crops was one of the biggest exports of Jamaica? "

And do you know the answer to this one? "Desalination is the removal of what from water?"

49% knows the answer to this question: "How many pennies equal $2.56? "

And do you know the answer to this one? "Which mathematical term means limitless?"

41% knows the answer to this question: "What do the Germans call Germany? "

And do you know the answer to this one? "What is the bending of light called?"

70% knows the answer to this question: "The ancient city of Marathon is in which country? "

And do you know the answer to this one? "What is the best definition for the old word "gentle"?"

94% knows the answer to this question: "Finish the title of America's song: 'A Horse With ______'. "

And do you know the answer to this one? "In 2007, which company bought a $240 million stake in Facebook?"

86% knows the answer to this question: "What is 28 times 4? "

And do you know the answer to this one? "Astrid has 27 fewer dolls than Foon. If Foon has 104 dolls, how many does Astrid have?"

69% knows the answer to this question: "What event is known in Gaelic as An Gorta Mor, meaning the Great Hunger? "

And do you know the answer to this one? "Jules Verne wrote a 1873 novel about going around the world in how many days?"