December 4

First Baptist Church of Pearl City, 1445 Hoolaulea St., Tuesdays through Dec. 11, 9-10:30 a.m., free. This class is a low-impact beginner’s class for seniors. The focus is to provide evidence-based techniques to improve flexibility and balance. (681-1463)

Adventist Health Castle, 6-8:30 p.m., $30/couple. Learn how to tell if your baby is sick, how to take your baby’s temperature, why babies cry, how to calm a crying baby, and how to bathe your baby. Pre-registration required. (263-5400, adventisthealthcastle.org)

Manoa Public Library, 2716 Woodlawn Drive, 7 p.m., $15. International lecturers Estelle Small and Patrick Kilhenny from nonprofit IPMI will be leading this interactive program where attendees will learn techniques to see their sixth sense at work. (917-328-8950, support@spiritualgrowthkeys.com)

1132 Bishop St., Suite 601, 8 a.m.-noon, free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

University of Hawaii at Manoa, Campus Center, 308-310, 9 a.m.-3:30 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

University of Hawaii at Manoa, Campus Center, 308-310, 9 a.m.-3:30 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Foreign Trade Zone No. 9, 521 Ala Moana Blvd., 8:45 a.m.-1 p.m., free. A comprehensive training seminar that will help you learn the nuts and bolts of exporting while developing a global strategy for your business. (eventbrite.com/e/histep-2019-seminar-export-university-101-tickets-52250918905)

Anna O’Brien’s, 2440 S. Beretania St., Dec. 4-5, 6:30 p.m., $27. Attendees must be age 21 or older. (underworldevents.com, 1-855-235-2867)