72% knows the answer to this question: "A square of what every day is said to be good for the heart? "

And do you know the answer to this one? "Which former First Lady died in 1994, 31 years after her husband was assassinated? "

72% knows the answer to this question: "In India, the enormous, beautiful tomb of Shah Jahan's wife is called what? "

And do you know the answer to this one? "Which country was placed under an international oil embargo in 2012?"

59% knows the answer to this question: "Mohandas Gandhi is known best as this? "

And do you know the answer to this one? "Which Asian country landed a rover on the Moon in 2013?"

77% knows the answer to this question: "What city's bishop is the leader of the worldwide Catholic Church? "

And do you know the answer to this one? "In 1940, Italian forces in Libya began attacking British forces in Egypt in order to gain control of a strategically important canal. What is the name of the canal?"

87% knows the answer to this question: "Isaac Newton is known best as this? "

And do you know the answer to this one? "Which country was placed under an international oil embargo in 2012?"

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? "As Turks nibbled at his lands, the Byzantine Emperor asked the pope for help, which ended up being what series of medieval wars in the Middle East?"

66% knows the answer to this question: "Imelda Marcos was famous for her many shoes but of which country was she First Lady? "

And do you know the answer to this one? "The most famous gunfight in the history of the Old West took place on October 26, 1881, in Tombstone, Arizona. What is the name of the building where it happened?"

70% knows the answer to this question: "What is the name of the Secretary of State who began her service under President George W. Bush in 2005? "

And do you know the answer to this one? "What was the name of the Russian jeweller who became famous for his ornate Easter eggs made of precious metals and gemstones?"

48% knows the answer to this question: "Apollo 14 returned to Earth in 1971 after landing where? "

And do you know the answer to this one? "Which of the following was Jacques Cousteau best known as being?"

79% knows the answer to this question: "What is a link between atoms in a molecule called? "

And do you know the answer to this one? "Where is Jamaica located?"

88% knows the answer to this question: "The alligator gets its name from "el lagarto," meaning "the lizard" in what language? "

And do you know the answer to this one? "How many feet does an alligator have? "

60% knows the answer to this question: "What was the name of the wealthy old man in "A Christmas Carol"? "

And do you know the answer to this one? "Jerk chicken, fried plantains and mango ice cream are popular foods of what country's cuisine?"