Come join in a Prelude Family interactive musical experience with a sing-a-long concert. A perfect partnership for the museum, Prelude believes that music helps build community, heals souls and helps children and parents bond. Free with admission. Prelude Music Classes for Children was founded by husband and wife team, Ana Treviño-Godfrey and Jonathan Godfrey. The acclaimed opera singer and renowned violinist also are the founders of Mercury Orchestra and believe that every child has musical ability. No reservation needed. This concert is included in the price of admission, which is $7 for adults and children 1 year and older.