How much wider is a tennis court during a doubles match than a singles match?

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Mary Lou Retton won five medals in what sport at the 1984 Summer Olympics?

Who was the first American team to join the National Hockey League, in 1924?

Which bird is the national bird of Israel?

What year did Wayne Gretzky's professional hockey career start?

Which US first lady founded a center for the treatment of addictions?

What large island lies about 300 miles due east of Mozambique?

What is the capital of Uzbekistan?

What is the common name for the fruit known as "Citrus grandis"?

What is the name of the point at which condensation begins?

What animal species were depicted as evil characters in "The Wonderful Wizard of Oz"?

How many tusks sprout from the snout of an adult male warthog?

What bird lays the largest eggs?

On the TV series "Lost', what is John Locke incapable of doing before Oceanic flight 815 crashes?

What does Doctor Who's vast spacecraft, the TARDIS, look like from the outside?

Which amendment to the US Constitution deals with presidential succession?