79% knows the answer to this question: "In which US state did the Japanese attack Pearl Harbour in 1941? "

And do you know the answer to this one? "In which country were cuckoo clocks invented?"

32% knows the answer to this question: "In 1940, after seizing the French archives, the Nazis publically destroyed the master copy of what treaty? "

And do you know the answer to this one? "What was the name of the currency in Italy before the euro?"

41% knows the answer to this question: "By which name was Chinese leader Mao Zedong commonly referred to? "

And do you know the answer to this one? "Which queen did Julius Caesar help to gain control over her country?"

37% knows the answer to this question: "What day did Thomas Jefferson die? "

And do you know the answer to this one? "A plaque at whose grave reads "No me llores," which means "don't cry for me"?"

68% knows the answer to this question: "Germany shares a border with which of these countries? "

And do you know the answer to this one? "Which country is the state of Texas closest to?"

77% knows the answer to this question: "If you are in Silicon Valley you are in which state? "

And do you know the answer to this one? "The Lakota called it Six Grandfathers. The Americans named it for businessperson and lawyer Charles Rushmore. What was it?"

89% knows the answer to this question: "What state's motto is "Ua mau ke ea o ka aina i ka pono"? "

And do you know the answer to this one? "What shell-like building stands beneath Sydney Harbor Bridge, Australia?"

50% knows the answer to this question: "Which Beatles child hit #1 in the US with "Too Late for Goodbyes" from his 1984 album Valotte? "

And do you know the answer to this one? "Which of these words rhymes with ten?"

93% knows the answer to this question: "Strangers in the Night was a huge hot for what singer? "

And do you know the answer to this one? "What song hit #1 in 1964 by Peter & Gordon?"

32% knows the answer to this question: "What kind of transportation was called the "horseless carriage"? "

And do you know the answer to this one? "Which group proclaimed that Galileo Galilei was a heretic for his support of a heliocentric solar system?"

82% knows the answer to this question: "John Denver's song 'Take Me Home, Country Road' is about what US State? "

And do you know the answer to this one? "Who sang the famous song "It’s Magic" (1948)?"

58% knows the answer to this question: "'Othello' was a play written by which historical figure? "

And do you know the answer to this one? "What is Japan's highest mountain?"