Object: None or you could make invitations to heaven, one for each child, that read like this:

Who? All who hear/hunger/thirst.
What? A heavenly party.
Where? Heaven.
When? When Jesus comes.
Why? Jesus is Alpha and Omega Those who believe will enter the gates of the city.

Optional Object: Bring party favors for the children.

Do you like to get invitations in the mail? What is your favorite kind of invitation? [Mention birthday party, swimming pa…