Local theater troupe’s Pollution Pirates & other troupe members dressed as bees, butterflies & frogs will teach kids about the Earth. Free with museum admission ($11–$14; babies 0–11 mos. free.) 10 a.m.–2 p.m. Children’s Museum of Sonoma County. 1835 W. Steele Ln., Santa Rosa. tinyurl.com/2p8729mj.