In Barrie's play, what script part is “ACT I”?

In Barrie's play, what script part is “THE NURSERY”?

In “PETER. What is your name?”, what is “PETER.”?

In “PETER. Second to the right and then straight on till morning.”, what is the part after “PETER.”?

What script part is “(The unhappy NANA is led away.)”?

In Act V, what script part is “Scene 1”?

What does “(The children blanch as they grasp the gravity of the situation.)” tell actors to show?

What does “(He is now over their heads.)” tell the actor and crew?

What does “(The gallant MICHAEL is the first to let go, and is borne across the room.)” direct?

What does “(The piano is heard again.)” tell the production team?

Suppose a backstage note for a Peter Pan show reads “Plank ready. Call Hook.” What does it tell stage workers?

In a five-act play, what does an act do?

Why does a heading like “THE MERMAIDS’ LAGOON” matter in a script?

Why does a script need character tags such as “WENDY.” and “HOOK.”?

Why does Barrie include directions inside parentheses?

When reading a play instead of a novel, what must the reader often imagine from script cues?

Barrie writes “PETER (looking up casually). Hullo, Wendy.” How would a novel most likely show “looking up casually”?

Barrie gives “THE PIRATE SHIP” before Act V, Scene 1. What would a novel usually use instead?

Barrie writes “(The piano is heard again.)” before Wendy speaks. In a story, how would this sound most likely appear?

Barrie writes “PETER. There is one.” What does the play format do that a story might do with a speech tag?