August 5

Please email calendar@midweek.com for event submissions

Sunday August 5
Adult Learn to Ride a Bike Workshop
Ala Wai Promenade, 1901 Kapiolani Blvd., 4:30-6:30 p.m., free. Adults who have never been on a bike or who haven’t been on one in decades are invited to learn how to roll safely. Pre-registration required. (hbl.org/workshops, 735-5756)

Aina Sing
Waahila Ridge State Recreation Area, 1600 Ruth Place, 3-4 p.m., free. Enjoy a session of singing in sacred communion with aina in the pine forest. (808-425-3348, toneforpeace@gmail.com)

Blood Bank of Hawaii
Calvary Chapel of Honolulu, classrooms A and B, 9 a.m.-2 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Blood Bank of Hawaii
Koko Marina Center, Bloodmobile, 7-11 a.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Silent Planet
Anna O’Brien’s, 2440 S. Beretania St., 6 p.m., $25. See a live performance by Sound Planet, a subversive metalcore band. (underworldevents.com, 1-855-235-2867)