August 31

Verizon Wireless, Pearlridge Mall, 9-10 a.m., free. Advanced registration is required. (vzwworkshops.verizonwireless.com/vzwworkshops/)

Verizon Wireless, Pacific Guardian Tower, 8:30-9:30 a.m., free. Advanced registration is required. (vzwworkshops.verizonwireless.com/vzwworkshops/)

Verizon Wireless Windward Mall, 9-10 a.m., free. Two classes: Apple iPad Getting Started and Apple iPhone: Getting Started. Advanced registration is required. (vzwworkshops.verizonwireless.com/vzwworkshops/)

Living Art Marine Center, 1-2:30 p.m., $4.95-$9.95. Dissect a squid, learn about the animal, feed the center’s fish and touch other mollusks. Advanced registration is required. (livingartmarincenter.com)

Verizon Wireless, Kapolei Commons, 9:45-11 a.m., free. Advanced registration is required. (vzwworkshops.verizonwireless.com/vzwworkshops/)

Hawaii Convention Center, Liliu Theater, 4-5:30 p.m., $12-$20. World-renowned leaders and members of The Elders — Prime Minister Gro Harlem Brundtland, Hina Jilani and Archbishop Desmond Tutu — inspire Hawaii students and community members to embrace peace. Advanced registration is required. (pillarsofpeacehawaii.org)

1487 Ala Iolani Street, noon-4 p.m., free. Graham Builders holds an open house for guests to view a custom design and built two-story home. The home is not for sale. (593-2808)

City Mill Hawaii Kai, 10 a.m.-2 p.m., free. A live demonstration on how Diamond Magic can remove water spots and stains in different areas around the home. (396-5151)

Windward Mall, 10 a.m.-2 p.m., contact for cost. Register your child to join the Boy Scouts of Hawaii or the Girl Scouts of Hawaii. Keiki crafts and activities also are available. (windwardmall.com, 235-1143)

Hawaii Public Radio’s Atherton Studio, 4 p.m., $15-$30. Ardente Duo (violinist Darel Stark and pianist Sachi P. Hirakouji) perform Cesar Franck’s “Sonata for Violin and Piano in A a Major.” The program also includes works by Beethoven, Edward Elgar and Eugene Ysaye. (hprtickets.org, 955-8821)

Hard Rock Cafe Honolulu, noon-11 p.m., no cover charge. Youth On Stage performer (at noon) to be determined. Brotherz Rise perform from 5 to 7 p.m. followed by EMKE. (hardrock.com/honolulu)

Two locations: 2-5 p.m. at Tiki’s Grill and Bar and 10 p.m.-1 a.m. at YuZu in Ala Moana Hotel, no cover charge. Eddie Ortiz and Son Caribe hold two parties to celebrate its Salsa in Paradise CD release. (Tiki’s, 923-8454; YuZu, 943-1155)

Iolani Palace Grounds, 10 a.m.-3 p.m., free. The eighth annual Onipaa 2014 is a Native Hawaiian cultural celebration to honor Queen Liliuokalani. The day features musical performances, food, exhibits, cultural demonstrations and more. (hawaiiponoi.info, 534-8880)

Hawaii Polo Club, 68-411 Farrington Hwy., Waialua, 2 p.m. matches start, 11 a.m. gates open, $10/field seating, $25/clubhouse area. India versus Hawaii. (Hawaii-polo.org, hpsocialclub@gmail.com)

Waimanalo Beach, Sherwood Forest, 4:30-7:30 p.m., free. (hulacat.hawaii@gmail.com)

Ginny Walden Art Gallery (41-829 Kakaina St., studio A-4), Aug. 10-Oct. 4, contact for days, times and cost. Featuring paintings by Tashina, Ginny Walden, with same ancient alien images. A reception takes place from 3 to 7 p.m. Aug. 10. (389-0579, ginnywalden.com)

Halekulani (promenade next to House Without a Key), through Aug. 31, daily, 9 a.m.-8 p.m., free. In celebration of its 30th anniversary, Halekulani presents Photographs of Hawaii – Where Tradewinds Blow, featuring works by Caroline Haskins Gurrey and A.R. Gurrey Jr. (halekulani.com/blog/historic-hawaiian-photography-exhibit-opens-halekulani)