How many rooms are there, not including the hallways and the set of stairs, in the board game "Clue"?
Explanation
In the classic board game Clue, there are a total of nine rooms, excluding the hallways and the set of stairs. These rooms are the Study, Hall, Lounge, Library, Billiard Room, Dining Room, Conservatory, Ballroom, and Kitchen. Each of these rooms serves as a possible location for the murder to take place, adding an element of mystery and deduction to the gameplay.