Yes they do! I have no patience with those who say they don't. Are you accusing the wee lambs of being liars? Shame on you!
They don't necessarily make a big damn thing of it. They're very matter of fact. They see a spirit and they don't know it's a spirit and they suppose everyone else can see it too.
Ivy asked her mother where the old man had got to. Which old man? But Ivy didn't explain. She just smiled into the middle distance.