October 27

SALT at Our Kakaako, 8:30 a.m., free. Join a free yoga class by Rose Tilton Yoga. (saltatkakaako.com)

Mulkern Nursery, 41-639 Kaulukanu St., 10 a.m., free. Learn the basic structure of a tree and identify different pruning objectives. Kevin Mulkern will discuss his personalized pruning style and landscape industry standards. (396-6595)

Da Shop: Books + Curiosities, 3565 Harding Ave., Saturdays through Nov. 3, $20-$75. Join children’s yoga instructors Abby Brengle and Ciara Steynberg for a four-week storytime yoga series. These keiki workshops will cultivate mindfulness and help kids become more limber through interactive yoga. (eventbrite.com/e/storytime-keiki-yoga-series-da-shop-books-curiosities-tickets-49235418462)

Windward Community College, Hale Kuhina 115, 6-7:30 p.m., $65. Instructors Daniel and Alice Swift will take participants on a culinary journey through Tuscany as they prepare a three-course meal paired with Italian wines. (windwardcce.org/cooking.htm)

St. John Apostle and Evangelist Church, 9 a.m.-noon, free. Get free, unbiased information that will help attendees make smart financial decisions. Featured topics include steps to get ready for retirement, how to maximize social security and introduction to Medicare. (aarp.cvent.com/future10-20, 1-877-926-8300)

Aikahi Park Shopping Center, Bloodmobile, 7-11 a.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Lanikai Park, Bloodmobile, 8 a.m.-noon, free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

The Church of Jesus Christ of Latter-day Saints, Cultural Hall, 2-6 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Pier 8 and 9, 1 Aloha Tower Drive, Oct. 27-28, 10 a.m.-5 p.m., free. Join Greenpeace on board the Arctic Sunrise and learn about life at sea as an activist, take a guided tour of the ship and learn how to work together to tackle plastic pollution. (greenpeace.org/usa/shiptour, shiptour@greenpeace.org)

Kalihi-Palama Public Library, 10 a.m., free. Cybersecurity professionals will discuss malware protection, passwords, Wi-Fi usage, online shopping and banking,scams, safe email habits and more. (733-8488)

Ala Wai Golf Course, Clubhouse, 404 Kapahulu Ave., 6:30-9:30 p.m., $3-$6. Come and join in a fun evening of dancing and costume competition. Entrance to the dance will be free for newly enrolled 2019 members. (dancemagic808.com)

Waimanalo Country Farms, 41-225 Lupe St., Saturdays and Sundays through October, 9 a.m.-5 p.m., free. There will be games, rides, animals, pumpkin picking, fresh produce and more. (306-4381)

Black Cat Salon, 25 Maluniu Ave., 6-8:30 p.m., $25-$55. Attend a workshop and soulful networking experience that inspires authentic connection in a fun way. Get your hair washed, blow-dried and styled at Black Cat salon with 100 percent-natural hair products by Monat West Coast Pearls. Attendees can also try on natural makeup and create art at the Masquerade Station. Pre-registration required. (oneexperience.guru/girlfriends)

Ala Moana Park, McCoy Pavilion, Oct. 27-28, noon-9 p.m., $3. Enjoy Greek music and dancing, Greek specialty foods, and imported Greek beer and wines. (greekfestivalhawaii.com)

Hunakai Park, noon-5 p.m., free. Watch kickball teams compete, and enjoy music and a raffle. There will also be keiki activities, including face painting, fun tattoos, balloon twisting and more. All funds raised from this event will benefit important programs and services that create opportunities for young people in need of assistance. (lhamm@halekipa.org)

Blaisdell Center, 10 a.m.-3 p.m., $5-$7. Dress your cat in a creative costume to win prizes. Spectators and exhibitors will cast their vote on the best cat in costume. There will also be a Cat Bazaar to support Cat Fanciers of Hawaii with many unique handcrafted pet and people items. (722-6955, 291-5868)

Coldwell Banker Pacific Properties, 4460 Kapolei Pkwy., Suite 310, free. Attend a seminar about how you can buy a home with no money down and make a profit from that home. Guest speakers include a mortgage broker, home inspector and termite inspector. Reservations recommended. (eventbrite.com/e/hawaii-home-buying-101-tickets-48186582365)

Heeia Playground, 9 a.m.-1 p.m., $25. Registration is open for players ages 6-9, 9-10 and 11-12. (247-1558)

Kapolei High School, cafeteria, 91-5007 Kapolei Pkwy., 7:30-11:30 a.m., $7. There will be an ono, local-style breakfast along with live entertainment, raffles, a silent auction, baked goods, vendors/swap meet and a costume contest. Proceeds benefit youth with hearing screenings and scholarships, as well as assist U.S. veterans and kupuna, and many other community service projects throughout the year. (722-2858)

Towers at Kuhio Park, 10 a.m.-4 p.m., free. There will be music and dance performances, traditional healing arts, health screenings and tests, woodcarving demonstrations, weaving, poi and kon pounding, arts and crafts, cultural food and more. (983-1639, facebook.com/Towersatkuhiopark)

Double Tree Alana Hilton, Pikaka Ballroom, 1956 Ala Moana Blvd., 6:30 p.m., $65. Reconnect, talk story and party like it’s 1983. (mckinleyhs83tigers@gmail.com)

Honolulu Hale Civic Grounds, 8 a.m., free. To help provide free mental illness support services in Hawaii, team and individual participants of all ages are encouraged to walk or donate during the 5K event, and enjoy live entertainment and refreshments. (namiwalks.org/hawaii)

Contact for location, 9 a.m.-noon, free. Come and see how volunteers help make a difference for underage female victims of sex trafficking. Pre-registration required. (hoolanapua.org/event/national-make-difference-day-2)

Wet’n’Wild Hawaii, 400 Farrington Hwy., 10 a.m.-11:30 a.m., contact for cost. A dozen vendors will be passing out treats and offering activities for keiki. Ohana Radio will also host a keiki original costume contest. (wetnwildhawaii.com)

Surfjack Hotel and Swim Club, 412 Lewers St., noon-4 p.m., free. Attend a pre-Halloween Brazilian carnival-themed celebration in support of nonprofit Hawaii Health and Harm Reduction. Come dressed in costume, enjoy beats by DJ AIT, and partake of good food and seasonal cocktails. (surfjack.com)

Kailua Parking Garage, 5-7 p.m., free. Keiki can participate in a costume parade, as well as a number of other activities such as gathering goodies, picking out a free pumpkin or taking a selfie with the blue and green monsters. There will also be free games, make-n-take Halloween crafts and more. (kailuatownhi.com, 234-0404)

Salt Lake Shopping Center, 10 a.m.-1 p.m., free. Attend an enchanting evening featuring keiki and pet costume contests, a Halloween photo-taking area, center-wide trick-or-treating, and prize giveaways and activities. (saltlakeshoppingcenter.com)

Hawaii Kai Towne Center, 5 p.m., free. Join an evening of trick-or-treating, costume contests and fun. (facebook.com/hawaiikaitownecenter)

Hongwanji Mission School, 1728 Pali Hwy., 10 a.m.-2 p.m., free. Join an HMS family fun fair. (hongwanjimissionschool.com)

Maryknoll Grade School, 1722 Dole St., 10 a.m.-4 p.m., $25-$35. Join a family-friendly event with carnival games, a dunking booth and live entertainment all day. Hawaiian paina plates created by Forty Niner Restaurant will be available for dine-in or drive-through pickup. (maryknollschool.org/page/maryknoll-school-annual-paina, 952-7310

Blue Note Hawaii, 6:30 and 9 p.m., $36-$46. (bluenotehawaii.com)

The Waterfront at Aloha Tower, 1 Aloha Tower Drive, 7 p.m., $39-$200. Capone Productions and Tantriq Entertainment present renowned rapper Ja Rule for a live performance. There will also be a $1,000 costume contest, giveaways and more. (caponesproductions.com, 306-2926)

Hawaiian Mission Houses Historic Site and Archives, 553 S. King St., 5:30-8 p.m., $30-$35. Attend the final performance of the Na Moku Eha Series, featuring Starr Kalahiki, Kealii Bertelmann, Poai Lincoln and Hinaleimoana Wong. (missionhouses.org, 447-3926)

Kahala Mall, Center Court, 4211 Waialae Ave., free. Attend a performance of Michael Jackson’s “Thriller” in conjunction with Thrill the World 2018. (741-6397, thrilltheworld.com)

Chinatown, 5 p.m.-2 a.m., $15-$110. There will be live entertainment, food, drinks and more. (eventbrite.com/e/hallowbaloo-2018-music-arts-and-craft-beer-festival-hawaiis-largest-halloween-festival-tickets-50214963307?aff=efbeventtix)

Tagami & Powell Gallery and Gardens, 47-754 Lamaula Raod, Oct. 27-28, Nov. 3-4, 10 a.m.-4 p.m., free. Michael Powell will have his last major Kahaluu Art Show, making the end of an era after 31 years of being the gallery’s featured artist. Also featured are original oils and new giclees by Hiroshima Tagami, as well as works by other prominent Hawaii artists. (754-7887)

Ala Moana Center, Uniqlo Hawaii, 10 a.m.-5 p.m., free. Families are invited to contribute to the original art enveloping Uniqlo Hawaii’s exterior. Crayons and markers will be provided. (uniqlo.com/us/en/hawaii)

Kailua Public Library, 1 p.m., free. See a play about a young boy who ventures into his first social circle, makes friends, stands up to a bully and discovers the glory of being unique. (266-9911)