One may ask “Out of all the elements of theatre, why is set design the most important to the theatre world?” Well, the answer to that is very simple. A good set design in a play helps with the mood and atmosphere of the scene. A set designer helps with the director's vision and the style they want for the play. They also have to communicate with the costume department in order to keep the style thread flowing through the entire play. Without it the entire play is ruined and/or non-realistic because if the set of the play is supposed to be 1970s high school dance, the set designers know not to just have a disco ball hanging from the ceiling to complete the mood and atmosphere. A set for a 70s school dance consists of a disco ball, some flashing lights and some party streamers. That is why set design is very important to the theatre world.
The element of set design will be used effectively in one of the scenes. More specifically, Act II, lines 505 to 642: “MAID (enters from the hall) Excuse me madam” to “Goodbye Mr. Helmer. (he goes out through the hall).” In this scene, the entire set is placed in a room of the house of Nora and her husband. When she calls out for the maid