70% knows the answer to this question: "What American President has a New York airport named after him? "

And do you know the answer to this one? "Why did King Edward VII give up the British throne in 1936?"

41% knows the answer to this question: "What color do you get by mixing blue and yellow? "

And do you know the answer to this one? "What was the name of the first ballet school created by France's King Louis XIV?"

75% knows the answer to this question: "What is the 2 or 3 letter abbreviation of an element called? "

And do you know the answer to this one? "Which British female singer has released the albums 19 & 21?"

55% knows the answer to this question: "Strictly speaking, which of these gems is really a red sapphire? "

And do you know the answer to this one? "What natural disaster occurred on the Indonesian island of Krakatoa in 1883?"

71% knows the answer to this question: "What Lord Protector dismissed the Magna Carta as the "Magna Farta"? "

And do you know the answer to this one? "In what state was John F Kennedy born?"

80% knows the answer to this question: "Construction begun in 1961 on which famous wall? "

And do you know the answer to this one? "In what country is the wooded mountain range known as Schwarzwald located?"

83% knows the answer to this question: "Here's a history mnemonic for you. What does this sentence help you remember? "Will a jolly man make a just but harshly treated president?" "

And do you know the answer to this one? "In which "T" would you find Port of Spain?"

78% knows the answer to this question: "Which of the following Presidents' First Lady was named Martha? "

And do you know the answer to this one? "What was President Hoover's first name?"

76% knows the answer to this question: "Which famous musician disappeared whilst onboard a plane in 1944? "

And do you know the answer to this one? "Who had hit songs doing duets with Michael Jackson and Stevie Wonder in the 1980s?"

65% knows the answer to this question: "What two countries are connected by the Khyber Pass? "

And do you know the answer to this one? "Pretoria is nicknamed for this tree. And it has come to represent Argentina. What is this tree with purple-blue flowers?"

79% knows the answer to this question: "The Hundred Years' War was fought between which two countries? "

And do you know the answer to this one? "What famous scientist turned down the chance to be President of Israel in 1952?"

54% knows the answer to this question: "What do indefinite pronouns refer to? "

And do you know the answer to this one? "During the American civil War, in which year did the battle of 'Santa Rosa Island' take place?"