76% knows the answer to this question: "What materials were used to build Stonehenge in England? "

And do you know the answer to this one? "Ruby is a gemstone of which color?"

93% knows the answer to this question: "Chicago likes a deep dish. New York prefers a thin crust and St Louis likes an even thinner crust. What food is this? "

And do you know the answer to this one? "In which island country is the terrorist organization the Tamil Tigers based?"

68% knows the answer to this question: "Mary Isobel Catherine Bernadette O'Brien is the real full name of which singer? "

And do you know the answer to this one? "Of these states, which has the same name as a river?"

61% knows the answer to this question: "In 1981, Prince Charles married Lady Diana Spencer at what church? "

And do you know the answer to this one? "Which President of North Korea ordered the execution of his own uncle in 2013?"

82% knows the answer to this question: "In the movie King Kong the giant ape climbs to the top of which building? "

And do you know the answer to this one? "For hundreds of years the currency of England shared its name with what unit of weight?"

35% knows the answer to this question: "Which actress played the role of Dorothy in The Wizard of Oz? "

And do you know the answer to this one? "In which natural environment are 'dunes' found?"

71% knows the answer to this question: "Which former First Lady died in 1994, 31 years after her husband was assassinated? "

And do you know the answer to this one? "What period began in Italy in 1325 which was known for its contribution to the arts?"

82% knows the answer to this question: "What is the Largest US state? "

And do you know the answer to this one? "Where can you find the Chartres Cathedral?"

60% knows the answer to this question: "Which classic song has the opening line, 'Start spreading the news'? "

And do you know the answer to this one? "What is the typical end to a meal of Chinese take-out?"

62% knows the answer to this question: "The Tea Party are named after an event which took place in which American city during the late eighteenth century? "

And do you know the answer to this one? "Which of these forms of carbon is South Africa particularly renowned for producing?"

45% knows the answer to this question: "Westminster is an area of which European city? "

And do you know the answer to this one? "Which of these is a city in Poland?"

77% knows the answer to this question: "Which of these movies is a western? "

And do you know the answer to this one? "In "Charlotte's Web", what type of animal is Charlotte?"