58% knows the answer to this question: "The two crime-fighting heroes who defend Gotham City were? "

And do you know the answer to this one? "Michael Landon is the only actor to have three TV shows run consecutively for 5 years or more each. They were: "Little House on the Prairie (1974-1983)" and "Highway to Heaven (1984-1989)". What was the third one? "

50% knows the answer to this question: "Which of these ingredients is the basis for Italian dressing? "

And do you know the answer to this one? "What website is most credited with expanding the popularity of purchasing things online?"

37% knows the answer to this question: "What is the potential energy in the nucleus of an atom called? "

And do you know the answer to this one? "In the UK, which of these is a traditional Christmas pie?"

60% knows the answer to this question: "French scientist Leopold Trouvelot brought what pest to Massachusetts, which got loose and started eating its way through New England's trees? "

And do you know the answer to this one? "Which of these countries is the smallest by area? "

72% knows the answer to this question: "Which word is spelled wrong? "

And do you know the answer to this one? "How do you write the simplified version of 2/8?"

84% knows the answer to this question: "Tostadas are a food item of what type of cuisine? "

And do you know the answer to this one? "In "Hoot", what animals are Roy and his friends trying to save?"

85% knows the answer to this question: "At what battle was Napoleon defeated in 1815? "

And do you know the answer to this one? "Why is the freestanding bell tower of the cathedral of Pisa known worldwide?"

45% knows the answer to this question: "If you've gone 360 miles on 12 gallons of gas, how many miles per gallon do you get? "

And do you know the answer to this one? "What number represents "a checking account with $900 in it"?"

50% knows the answer to this question: "In what year did Nazi troops invade Soviet Russia? "

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

62% knows the answer to this question: "What unit of time does sixty seconds equal? "

And do you know the answer to this one? "Which of these shapes is round?"

90% knows the answer to this question: "Which American invented Facebook? "

And do you know the answer to this one? "What does the idiom mean "have a chip on your shoulder"?"

60% knows the answer to this question: "What causes tides? "

And do you know the answer to this one? "What plant gets its name from the Latin words for "beautiful lady," since the Romans used to use it to dilate their pupils?"