Sunday: On the first Sunday of the month, the Children’s Museum at La Habra offers free admission and activities during Target Free Sundays for families during two sessions: 1-2:45 p.m. and 3:15-5 p.m. lhcm.org
Sunday: Join the 300th Army Band. Well-known and patriotic tunes will be played. No registration required, but seating is limited to the first 70 people. 1-2 p.m. Aug. 20 at Dana Point Library. ocpl.org
Monday: Children of all ages who are on the autism spectrum and their families are invited to play and interact in an autism-friendly environment. 5-7:30 p.m. on the last Monday of the month at Pretend City Children’s Museum in Irvine. Registration required. pretendcity.org
Tuesday: Join the Sci-Fi/Fantasy Book Group at 7 p.m. Aug. 1 at Barnes & Noble Bella Terra Huntington Beach for a lively discussion of a great book. New members are welcome. barnesandnoble.com
Tuesday: The Irvine Museum has free admission (but donations accepted) 11 a.m.-5 p.m. Tuesdays-Saturdays. irvinemuseum.org
Tuesday: During Surf City Nights in Huntington Beach, three blocks of Main Street are closed to traffic but open to fun. Shops spread out with sidewalk sales; the streets fill with vendors, and farmers set up with seasonal produce and flowers. A variety of performers provide entertainment. 5-9 p.m. every Tuesday. surfcitynights.com
Wednesday: Enjoy stories and rhymes in English and Spanish during Bilingual Storytime, 11:30 a.m.-12:15 p.m. weekly at San Juan Friends Library in San Juan Capistrano. All ages welcome. ocpl.org
Thursday: OC Parks presents its Summer Concert Series. Enjoy music outdoors from 6 to 8 p.m. Local Orange County Celtic rock band the Fenians performs Aug. 3, and the popular reggae-rock band Common Sense performs Aug. 10, both at Mile Square Regional Park in Fountain Valley. A surprise guest will perform Aug. 17 and local favorites, Family Style and Tijuana Dogs, perform Aug. 24, both at Bluff Park, overlooking Salt Creek Beach in Dana Point.