Add a little water if it seems too dry or a little flour if it's too sticky. Roll out and use cookie cutters or use hand/footprints. Use a straw to punch a hole in each ornaments. Don't forget to do this before you put them in the oven!
Once the salt dough is baked let sit for a few hours to cool. Let your little ones use paint to decorate the ornaments or garland. Use twine or ribbon to finish each one.