87% knows the answer to this question: "Who was Harry S. Truman? "

And do you know the answer to this one? "Dr Wu spliced dinosaur DNA with frog DNA, creating a whole theme park of dinos in what book-turned-movie?"

64% knows the answer to this question: "The state animal of California is what? "

And do you know the answer to this one? "What comes before "Putty" in the name of a popular 50s toy?"

83% knows the answer to this question: "What war front did the German Army open by first invading Luxembourg and Belgium? "

And do you know the answer to this one? "What year did the Nuremberg Trials condemn twelve Nazis?"

83% knows the answer to this question: "Indochinese, Sumatran and Bengal are all types of what? "

And do you know the answer to this one? "What is another name for the voice box?"

31% knows the answer to this question: "Chuck Berry was a legendary player and pioneer of which instrument? "

And do you know the answer to this one? "What is an LED?"

41% knows the answer to this question: "What group released the critically acclaimed song 'Moment of Surrender' in 2009? "

And do you know the answer to this one? "Who sang the famous song "Mule Train" (1949)?"

90% knows the answer to this question: "Who sang the famous song "Yellow Submarine" (1966)? "

And do you know the answer to this one? "In "Peter Pan", what is Tinkerbell?"

89% knows the answer to this question: "Which of these historic figures was primarily a scientist? "

And do you know the answer to this one? "In what nation were the Dead Sea Scrolls found beginning in 1947?"

55% knows the answer to this question: "What luxurious Persian floor coverings are imported from Iran? "

And do you know the answer to this one? "What object, which debuted in 1949, is sometimes called a "45"?"

77% knows the answer to this question: "Who was the most famous female pilot of the early 20th century? "

And do you know the answer to this one? "Which country did Joan of Arc try to set free from English domination?"

50% knows the answer to this question: "Who was the creator of the Mongol empire? "

And do you know the answer to this one? "Which Asian country exploded a nuclear bomb underground in 2013?"

65% knows the answer to this question: "Desmond Tutu, the Archbishop of Cape Town, resides in what country? "

And do you know the answer to this one? "In 2014, 14 people died in a volcanic eruption in what Asian country?"