Have Den Chief gave each Cub an Indian name and teach him how to say it in Indian Sign Language.
For the closing, the boys sit in a circle around the "Campfire". Then they take turns telling their name and showing how they are said in sign language. Then the boys could put up their Cub Scout signs and say, "Akela, we'll do our best!"
For names and signs see: "Indian Sign Language" Robert Hofsinde 1956 "Talking Hands" Aline Amon 1968.