(NPR) -- The home in Morristown, New Jersey, is lit up with a sparkly Christmas tree. It's adorned with ornaments -- a snowman, tiny homemade frames with pictures of the kids and something a little less common -- two Stars of David made of blue-painted popsicle sticks.

Hanging from the mantel are red Christmas stockings, next to what the kids call blue "Hanukkah stockings." There's an Advent calendar and presents under the tree, along with menorahs and a collection of dreidels.

Petra Wiehe Lieberman is Christian, and her husband, Lance Lieberman, is Jewish. This year, the first night of Hanukkah falls on Christmas, which means many interfaith homes -- like the Lieberman's -- will be celebrating both holidays. Some have even dubbed the confluence of holy days Chrismukkah.

For kids, this can mean the best week, full of sweet treats, all the lights, and maybe even lots of presents. But for parents trying to navigate two very different traditions with meaning, it can be fraught.

Interfaith families are constantly deciding how to embrace two traditions, while respecting the particular - and sometimes contradictory - meanings and teachings that both bring.

"It's about honoring family and that the traditions are really impor ...