May 18

4155 Diamond Head Rd., May 18 and 27, 8:30 a.m.-noon, $70. Learn to recognize and care for victims of life-threatening respiratory or cardiac emergencies, and to use an AED on adults. An online blended-learning course takes place from 12:30 to 1:45 p.m. Mau 3. Advanced registration is required. (1-800-733-2767, redcross.org/take-a-class)

Two Verizon Wireless locations: Windward Mall and Moanalua Center, 9-10 a.m., free. Learn the basics of the Android device. Advanced registration is required. (vzworkshops.verizonwireless.com/vzworkshops)

Verizon Wireless, Pearlridge Center, May 18 and 25, 9-10 a.m., free. Learn about the Android device. Advanced registration is required. (vzworkshops.verizonwireless.com/vzworkshops)

Verizon Wireless, Kapolei Commons 9:45-11 a.m., free. Learn about the features of the iPhone. Advanced registration is required. (vzworkshops.verizonwireless.com/vzworkshops)

Verizon Wireless, Pearl Highlands Center, 9-10 a.m. May 18 and 4-5 p.m. May 29, free. Learn about the features of the iPhone. Advanced registration is required. (vzworkshops.verizonwireless.com/vzworkshops)

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

Hawaii State Capitol Rotunda, 3-5 p.m. program, 5 p.m. release of lanterns, contact for cost. Commemorate the men who died May 21, 1944 at Wes Loch, Pearl Harbor with a lantern ceremony. (597-1341)

Art Explorium, 1-2:30 p.m., $15/student, ages 5 and older. Learn the basics of lei making and willi style of making lei. Advanced registration is required. (artexplorium.org)

Kapolei High School cafeteria, 2 p.m., free. PACKids, a performance ensemble with the Performing Arts Center of Kapolei and comprised of students ages 7-17 currently is casting. Learn about the schedule, performances and cost. Prospective members also get a chance to view a PACKids rehearsal and meet current members. (packapolei.org, pack96707@gmail.com)

Kawaiahao Church, 4 p.m., free. Hawaii Youth Opera Chorus holds its 53rd annual spring concert featuring 145 youth singers in grades K-12. Compositions and works include A. Vivaldi, W.A. Mozart, John Rutter, Ken Jenkins and local composers John McCreary and Herb Mahelona Jr., and more. (521-2982)

Filipino Community Center (FilCom) ballroom, 5:30-8 p.m., $&-$15. The Melemai Kapuuwaiamai third annual benefit choral concert includes a variety of spirit-filled and contemporary songs. Melemai Kapuuwaimai is a vocal ensemble of 12 singers. Also performing is Keiki Kani Choir and the Kapalama Elementary School Choir. (680-9544, 294-1184)

Halekulani, House Without A Key, noon-2:30 p.m., contact for cost. As part of the annual Mele Mei Festival, Na Hoku Hanohano artist Nathan Aweau performs. (1-844-288-8022, halekulani.com)

Diamond Head Theatre, March 30-May 25, contact for days, times and cost. Diamond Head Theatre’s spring session teaches song and dance of musical theatre to learning the dynamics of a scene. Classes are available for children, teens and adults. (diamondheadtheatre.com/classes, 733-0277)

Gallery on the Pali, through June 6, 10 a.m.-6 p.m. Monday-Friday, 2-6 p.m. Saturday and Sunday, free. Gallery on the Pali presents “Healing Through Art” by Jocelyn Cheng and participants in the artist in residency program at Queens Medical Center. An artist’s reception takes place from 5 to 7 p.m. May 10. (unitariansofhi.org/gallery)

Paliku Theatre, Windward Community College, 1 and 5 p.m., $25. The School of Hawaii State Ballet present its annual concert showcasing Hawaii State Ballet’s Junior Program, which includes three-year-olds to dancers of more advanced levels. (947-2755, info@hawaiistateballet.com)