For children's ornament making you could have them make wood star snowmen. Needed for this project is:
Medium unpainted wood stars
Tiny plastic top hats
Black, White, Orange acrylic paints
Pin back or round magnet
Glue gun
Foam brushes
Satin finish
Paint stars white with foam brush, Dot snowman eyes, smiley mouth and three buttons in black with end of medium sized paintbrush. Dot nose in orange. Hot glue pin backs or round magnet to star once paint is dried. Hot glue top hat to head of snowman.
Paint clear satin finish once snowman is completely dry.
Be sure to have each child personalize their snowman by writing their name and date on back of snowman.