50% knows the answer to this question: "What device controls temperature with a switch? "

And do you know the answer to this one? "What is at the center of all bundt cake pans?"

76% knows the answer to this question: "Which pair of animal species and type is correct? "

And do you know the answer to this one? "What does ITTF, the governing body for all international table tennis associations, stand for?"

68% knows the answer to this question: "Which of these species is an endangered goose that lives on volcanic slopes? "

And do you know the answer to this one? "Who was Henry VI the only child of?"

44% knows the answer to this question: "Which species name means lives on the blood of other species? "

And do you know the answer to this one? "What inventor created the first assembly line?"

72% knows the answer to this question: "What is the Mekong? "

And do you know the answer to this one? "What animal is Indiana Jones afraid of?"

41% knows the answer to this question: "What movie is the Little Chef Remy figure from? "

And do you know the answer to this one? "Much of "The Second Best Exotic Marigold Hotel" takes place in what country?"

41% knows the answer to this question: "Who sang 'Don't Go Breaking My Heart' with Elton John in 1976? "

And do you know the answer to this one? "Who sang the Bond theme song 'Diamonds Are Forever'?"

39% knows the answer to this question: "What famous motorcycle company calls Milwaukee, Wisconsin home? "

And do you know the answer to this one? "Which of these do Mexico, England and China have in common?"

76% knows the answer to this question: "Porto is what European country's second largest city? "

And do you know the answer to this one? "In what country is the prosperous Yangtze River Delta?"

54% knows the answer to this question: "What term refers to the wine's aroma? "

And do you know the answer to this one? "What is a comparison of air water vapor to amounts of vapor at a given temperature called?"

75% knows the answer to this question: "Which of these is a common North American bird with a red-orange chest? "

And do you know the answer to this one? "Which of these choices is a mammal?"

91% knows the answer to this question: "Which species is also known as the wild dog from Australia? "

And do you know the answer to this one? "In what year did Hitler annex Austria?"