Don't bring guns or gun look alikes to school and there won't be a problem. It's not that difficult.
She is 5.
Well then it's her parent's job to know this and stop it from happening.
I'm sure parents have nothing better to do than constantly inspecting their children's backpacks for princess toys.
At least she did not get expelled, which with these zero-tolerance policies I wouldn't have been surprised. Common sense is basically outlawed once people become so concerned about covering their own butts.