Dive into the world of Potter the Otter: A Healthy Adventure with a free, interactive exhibit designed for families with children 5 and under. 10 a.m.–3 p.m. Free lunches for kids served daily at noon. Free admission. (Exhibit entry separate from Museum admission.) Monday–Friday, June 9–August 8. Coddingtown Mall. 733 Coddingtown Center, Santa Rosa. cmosc.org/events/pottertheotter.