Other Uses
As well as being used to tell fortunes, these shapes may be used as a pincer to play-act catching insects such as lice, hence the "cootie catcher" name.
The "salt cellar" name refers to a different use for the same shape, in which it stands on a table with the four points downwards; the four open pockets may be used to hold small pieces of food.
Read more about this topic: Paper Fortune Teller