WATERVILLE — The Waterville Opera House invites children 10 and younger to a Dragon Egg Hunt at 2 p.m. Sunday in Castonguay Square to meet the characters from “Shrek the Musical,” coming to the Waterville Opera House April 4-11.

Families will meet at the steps of City Hall. Children can collect a dragon egg from Castonguay Square and take it to the Opera House ticket lobby on the first floor of City Hall to claim a prize. Activities and snacks will be offered until 3:30 p.m., at the following downtown businesses: Common Street Arts, slime-making; Children’s Bookcellar, stories with Princess Fiona; Day’s Jewelers, face painting; Downtown Smoothies, Swamp Smoothie; Holy Cannoli, decorate a dragon egg cookie; and Jorgensen’s Café, Ogre juice.

All the activities are free to children 10 and younger.

For more information, visit operainfo@operahouse.org or call 873-7000.