You're Done!
It's unlikely you'll have an old design-concept model of the Hale telescope lying around to use as a base, so you'll have to improvise your own.
If everything goes well, there will be just enough breeze to (a) freeze all the kids and (b) make the candle flicker a little bit, which is pretty eerie.
Don't leave your pumpkin unsupervised! It's not safe.
They say weird things to little kids when you're not there.