88% knows the answer to this question: ""The Last Supper", painted by Leonardo da Vinci, can be seen in which country? "

And do you know the answer to this one? "Theodore Roosevelt is best related to which of these facts?"

93% knows the answer to this question: "Which of the following is a amphibian? "

And do you know the answer to this one? "What part of the world did the Vikings come from?"

47% knows the answer to this question: "Which Little Richard hit is also an ice cream flavour? "

And do you know the answer to this one? "One of these, which is NOT a major US city?"

81% knows the answer to this question: "What country is the shamrock a symbol of? "

And do you know the answer to this one? "What country is on the southern border of the USA?"

81% knows the answer to this question: "Otitis externa is an infection of the ear canal, named for participants in a sport. What is it called? "

And do you know the answer to this one? "It's only done to treat really extreme cases of epilepsy, but half of something is removed in a hemispherectomy. What?"

45% knows the answer to this question: "Which of the following is a keyboard instrument and a body part? "

And do you know the answer to this one? "What musician recorded the song 'Heartbreak Hotel' in January, 1956?"

87% knows the answer to this question: "In what US state can you visit the Statue of Liberty? "

And do you know the answer to this one? "Which of these places has the highest population?"

81% knows the answer to this question: "Known affectionately as 'The Woz', who created the Apple I and Apple II computers? "

And do you know the answer to this one? "What is a fortified building where kings and queens often lived?"

54% knows the answer to this question: "What form of energy are we using when we use an alarm clock or a dishwasher? "

And do you know the answer to this one? "What is 851 + 109?"

62% knows the answer to this question: "What continent is most likely to be rocked by a form of cryoseism known as an ice quake? "

And do you know the answer to this one? "What is the general term for a substance out of which something is or can be made?"

38% knows the answer to this question: "What is the name of the scale used to measure the size of earthquakes? "

And do you know the answer to this one? "What state would you find the capital city of Austin?"

63% knows the answer to this question: "What is the correct name for a product that a country brings in from another country to buy? "

And do you know the answer to this one? "Jolene' is a song by which American artist?"