what is the moral of The Playground

There's another thread on this already. Do a search on it and see what has been said.

Newcomers may not know that...
...by clicking on "Find"...(with the magnifying glass icon), you can learn more about your inquiry thru a word-search. "The Playground" turned up more than a dozen previous postings (to find out more) about the story...

(One of the nice things about this new Bradbury website.)