EXCHANGE CLUB OF DOWNTOWN HONOLULU luncheon program, noon, Oahu Country Club. Featured guest, Sid Quintal, director, City and County of Honolulu Enterprise Services, which oversees the Honolulu Zoo, Blaisdell Center and city and county golf courses. He will outline issues facing the department. $20 includes lunch. 225-2965 or email@example.com.
DIAMOND HEAD/KAPAHULU/ST. LOUIS HEIGHTS Neighborhood Board meeting, 7 p.m., Ala Wai Clubhouse, 2nd floor.
ĀLIAMANU/SALT LAKE/FOSTER VILLAGE Neighborhood Board meeting, 7 p.m., Āliamanu Intermediate School cafeteria.
'EWA Neighborhood Board meeting, 7 p.m., 'Ewa Beach Public Library.
KO'OLAULOA Neighborhood Board meeting, 7 p.m., Hau'ula Community Center.
LEEWARD COMMUNITY COLLEGE-WAI'ANAE OPEN HOUSE, 1 to 4 p.m. A chance to talk with staff and students and learn about the programs offered such as digital media, Hawaiian studies, teacher education and the new Nana I Ka Lani Summer Environmental Science program. Also, how to apply for financial aid. Next to Wai'anae Mall. Free. 696-6378.
'OHANA DAY, the military and Wahiawā community are invited to take part in a day of family fun on the Leilehua High School campus, 10 a.m. to 3 p.m., 1515 California Ave. Crafts, food, games and entertainment. Proceeds to the Class of 2012 and Military Children's Center at Schofield Barracks.
PUERTO RICAN DAY ON THE PLANTATION, 10 a.m. to 2 p.m., Hawaii's Plantation Village in Waipahu. Featuring Puerto Rican music, dance, food and genealogy, a country store and tour of la casita. Free admission and parking. 677-0110 or www.hawaiiplantationvillage.org.
COMMUNITY WORKSHOP on Maunalua Bay's Lucas Spring (Kalauha'iha'i), one the O'ahu's few remaining fishponds, 8:30 a.m. to 3 p.m., the National Oceanic and Atmospheric Administration Office of National Marine Sanctuaries headquarters, 6600 Kalaniana'ole Highway, 3rd floor. firstname.lastname@example.org, 879-2818, http://sanctuaries.noaa.gov.
LYON ARBORETUM ANNUAL PLANT SALE, 9 a.m. to 2 p.m., Blaisdell Exhibition Hall. Thousands of plants of every variety provided by local nurseries. Plant doctors to answer questions. Keiki activities; fresh haku lei, jams, jellies and crafts by Hui Hana Hawai'i. 988-0456.
WORM WORKSHOP, 10 a.m. to noon, Hālawa Xeriscape Garden. Learn how worm harvesting can conserve water while fertilizing plants. Bring lunch. Garden tour 9:40 a.m. $30, guest $10. Registration: email@example.com.
FAMILY CAREGIVER TRAINING SERIES sponsored by Kapi'olani Community College. Personal Care and Transfer Techniques, 9 to 11 a.m. April 17, 24 and May 1, Kopiko 242, $15; Dealing With Your Parents' Stuff, 6 to 8 p.m. April 7, 14 and 21 at Kopiko 128, $50; Home Care Assistant, 5 to 9:30 p.m. May 4, 6, 11, 13 and 18 or 8 a.m. to 5 p.m. May 8 and 15, at Kopiko 240, $200. Registration: 734-9211. Information: 734-9108 or www.kupunaeducation.com.
WOMEN IN AVIATION CONFERENCE, a weekend of seminars, talks, a trade show and films about women's contributions to aviation, April 16, 17 and 18, Pacific Aviation Museum, Pearl Harbor. Information: 441-1008 or www.PacificAviationMuseum.org.
ISLAND PACIFIC ACADEMY FUNDRAISER with a Mardi Gras theme, 6 to 11 p.m. April 24, JW Marriott Ihilani Resort and Spa. New Orleans-themed buffet, Big Easy entertainment, casino-style games, live and silent auctions. $100 or sponsored tables of 10. RSVP by April 16: 674-3523, ext. 520 or BAxelrod@IslandPacificAcademy.com.
90TH ANNIVERSARY LUAU by Honolulu Community College April 22, Dole Cannery Ballroom. 5 p.m. registration, 5:30 p.m. cocktails and silent auction, 6 p.m. dinner and program. Outstanding alumni to be honored. $50. Aloha attire. www.honolulu.hawaii.edu/90th, 843-7788.