It is Jewish custom to bless children each Shabbat and on every festival holiday. The customary blessing that parents bestow on their children on Shabbat and holidays is specific to boys and girls.
One of the many fun customs associated with Passover is to search for, collect, and destroy any chametz (leavening or grain that ferments) in the house. Children are particularly enthusiastic about this “search and destroy” mission.
Blessing over the wine for the festival of Passover when the seder falls on Friday night. The Shehecheyanu (see below) is recited after the kiddush, immediately before drinking the wine
Blessing over the wine for the festival of Passover, weekday version.
When the seder falls on a Saturday evening, a special, abbreviated version of Havdalah is recited before the Shehecheyanu is recited
On Shabbat, holidays and at certain other festive meals, begin Birkat HaMazon (grace after meals) with "A Pilgrim's Song."