The saboteur is there, and we also read from Sun Tzu's "The Art of War." Fourth-graders understand it — nine years old — and they handle that and use that to understand how to, not follow — at first they do — the paths to power and destruction, the path to war.
Los niños de 9 y 10 años lo entienden y lo usan para comprender los caminos hacia el poder y la destrucción, hacia la guerra (aunque al principio los siguen).