EDINBURG — The Museum of South Texas History presents ¡Cascarón!, an Easter celebration, from 11 a.m. to 4 p.m. Saturday, April 8.The museum’s annual event features the regional tradition of decorating “cascarones,” or empty eggshells, filled with confetti. Blank and ready-to-hide cascarones will be available for purchase, while supplies last. Guests can choose to decorate a dozen empty eggshells for $2 or purchase a dozen pre-decorated eggs for $4.The Easter egg hunt starts at 1 p.m. on the museum’s grassy Gran Paseo. Guests are encouraged to bring their own baskets.Other activities include basket-making and butterfly crafts for children and families.