St. Mary Star of the Sea School Sites > St. Mary Star of the Sea Preschool > Events > Christmas Break Christmas Break 12/18/2017 - 01/01/2018 All Day St. Mary Star of the Sea Preschool Loading Map.... St. Mary Star of the Sea Preschool515 Wisconsin Avenue - OceansideEvents 48.4185728 -114.34109209999997 Christmas Break December 18, 2017 – January 1, 2018. Preschool resumes on Tuesday, January 2, 2018.