I love to celebrate Passover with my family. Jesus and His disciples celebrated Passover on that very day a few thousand years ago and I just get so excited about that!
I looked around for a few things that may help your family celebrate Passover. You can adjust the ideas to meet your family's needs.
These are PDF links. You will need Adobe Reader to open them.
Passover Seder Haggadah for families
Family Passover Seder ~ Written by a mom for her family (includes Jesus - Yeshua)
Meanings behind Passover meal
A Shabbat Seder for Christians