Genre
Science fiction
Narrator
3rd person omniscient
Climax
The climax occurs when the children of the last generation of humanity are assimilated into the Overmind, destroying the Earth in the process.
Protagonist(s)
Karellen; Stormgren; George Greggson; Jan Rodricks
Antagonist
There is not really any true "protagonists" in Childhood's End, although it can be argued that both the Overlords and the Overmind fulfill a kind of antagonic role.
Setting (time)
Late twentieth century; 2050s; 2130s
Setting (place)
Earth
Point of view
The narrator maintains a fairly straightforward manner of third-person narration.
Falling action
The Overlords watch as the Earth is destroyed, then continue on their way to serve the Overmind.
Tense
Immediate past; that is, real-time narration
Foreshadowing
There is much foreshadowing in Childhood's End. One good example is that since the Overlords resemble a medieval conception of "the Devil," they can be read as foreshadowing the Overlords' role in the ultimate destruction of humanity.
Tone
The tone of the novel is fairly neutral.