How many books are there in a trilogy?

More Questions:

How many rings are there on the Olympic flag?

What toy was released in 1958 creating an instant craze among children?

Which Beethoven symphony became associated with victory in WWII?

What art word is derived from the French word meaning "pasting"?

Who is the author of the book "Spark Joy"?

Because it entered the union in 1876, what western US state is nicknamed "The Centennial State"?

What plant does the Colorado beetle attack?

What sitcom was almost titled "Six of One" or "Across the Hall"?

What year saw the debut of the comic book character Wonder Woman?

Billy Joel's "Uptown Girl" music video featured which supermodel?

In the movie "Live And Let Die', what ability does Solitaire lose after sleeping with Bond?

What Survivor contestant voted out her own mother in Blood Vs. Water?

In 1983, the first Disney theme park built outside the US opened in what country?

What is the atomic number of tungsten?

Karl Landsteiner won the "Nobel Prize Physiology or Medicine" in 1930 for his discovery of what?