April 9

Ala Moana Hotel, 9:30-11 a.m., free. Learn more about assisted living options available at The Plaza’s senior communities throughout Oahu. RSVP required. (628-6635, plazaassistedliving.com)

Windward Community College, Hale Kuhina 114, 45-720 Keaahala Road, 8:30-10 a.m., $50. New to Facebook? Learn the ins and outs of the largest social network in the world. This hands-on course is for the absolute beginner. Pre-registration required. (235-7433, windwardcce.org/social-media)

15 Craigside, Ground Floor Theater, 2-4 p.m., $25. Learn to understand the physical and emotional needs that can cause challenging behaviors in people living with dementia. Learn new skills related to approach, cueing and connecting. Pre-registration required. (dorothycolby.com, 221-7105)

The Green House Hawaii, 9:30-11:30 a.m., $25. Learn to make a medicinal tincture that aids healthy digestion, while also learning about various gut-friendly medicinal plants that you can grow at home. Pre-registration required. (thegreenhousehawaii.com)

UH Urban Garden Center, 9 a.m.-noon, $5. Learn how, when and where to apply organic and inorganic fertilizer to various types of plants. Pre-registration required. Also happening – a pottery sale, mini-plant sale, garden tour and more. (453-6050)

Halekauwila Place Apartments Community Room, 665 Halekauwila St., 9-11 a.m., free. Learn more about the public playground movement and Honolulu’s historic parks and their relevance as community gathering places today. Afterwards, help clean Mother Waldron Park from 11 a.m.-noon. Reservations recommended. (urbanparktalkstory.eventbrite.com, 523-2900)

Halawa Xeriscape Garden, 99-1268 Iwaena St., 10:30 a.m.-noon, $5. Learn how to create a butterfly-friendly garden in your outdoor space. Pre-registration required. (workshops@hbws.org, 748-5320)

Windward Community College, Hale Kuhina 114, 45-720 Keaahala Road, 10:30 a.m.-12:30 p.m., $65. Up your engagement and confidence with this hands-on course. Make the most of the updates, photos and videos you share. Pre-registration required. (235-7433, windwardcce.org/social-media)

Windward Community College, Hale Kuhina 115, 45-720 Keaahala Road, six meetings from April 9, 9:30-11:30 a.m., $70. Learn to use your aesthetic awareness to assemble materials and endow them with a value transcending that which they had in nature. Pre-registration required. (235-7433, windwardcce.org/art)

Hawaii Pacific University, Hawaii Loa Campus, 9 a.m.-4 p.m., $40-$20. Learn more about writing, with topics including fiction, poetry, scriptwriting and more, plus keynote speaker Nora Okja Keller. Pre-registration required. (koolauwritersworkshop.com)

The Green House Hawaii, 11:30 a.m.-1:30 p.m., $20. Trace the rich, exotic history of adornment and self-expression with this temporary Indian body art made from natural materials. Pre-registration required. (thegreenhousehawaii.com)

Halawa Xeriscape Garden, 10:30 a.m.-noon, $35. Learn how to collect rain water for water conservation purposes, focusing on barrel catchment systems, important construction points, installation and effective maintenance. Pre-registration required. (workshops@hbws.org, 748-5320)

American Red Cross, Hawaii State Chapter, 4155 Diamond Head Road, April 9-10, 8:30 a.m.-5:30 p.m., $200. Learn first aid principles and skills to respond and give emergency care in areas that do not have immediate emergency medical services (EMS); to include wilderness and remote environments and in urban disasters after earthquakes or hurricanes. Pre-registration required. (1-800-733-2767, redcross.org/take-a-class)

Call for location, Saturdays from April 9-30, 9:30-10:45 a.m., $60/four classes, $18/single. Bring an exercise mat; balls provided. Pre-registration required. (223-3856)

Magnolia at Kahala Mall, noon-3 p.m., free. Trunk show featuring jackets and scarves created with repurposed kimono and obi by local artisan Elizabeth Kent, and ocean-themed art from Jeff and Gee Pescador. (734-2200)

Kailua Christian Church, 317 Manono St., 9 a.m.-1 p.m., $5. Fill a bag with old and new treasures for just $5. (392-0984, sakabaj001@hawaii.rr.com)

McCoy Pavilion at Ala Moana Beach Park, April 9-10, 10 a.m.-6 p.m., $1. Enjoy Scottish fun and games at this 35th annual event, plus Celtica Pipes Rock performing live music. (265-1141)

Oahu Urban Garden Center, 9 a.m.-noon, free. Featuring premium potted roses in 3-galloon containers. Bring in samples from your garden and get your rose-care challenges diagnosed. (honolulurosesociety.org)

Crystal Cave & Kyanite Lounge, 3424 Waialae Ave., 1-5 p.m., free. Nelson presents brilliantly created Intention Candles. (397-3174)

Keolu Latter Day Saints Chapel, 1461 Kanapuu Drive, 9 a.m.-1 p.m., free. Make sure your family is prepared for the next disaster. (222-1715)

Pearlridge Center, Downtown fourth-level parking deck, 3-7 p.m., free. More than 20 keiki teams set up friendly, competing lemonade stands and learn about business skills. (lemonadealley.com)

Blaisdell Park, 9 a.m.-4 p.m., free. Buy assorted plants, many not found in local garden shops. (228-4850)

Waialua Public Library, 11 a.m., free. Topic of the month is “Company is Coming.” (637-8286)

The Green House Hawaii, 9:30-11 a.m., $20. Keiki can explore in the garden and discover plants and pollinators during a fun garden scavenger hunt. Then, collect garden treasures to make an eco-craft to take home. Pre-registration required. (thegreenhousehawaii.com)

Waianae Public Library, 10:30 a.m., free. Stories, songs, games, and simple arts and crafts for ages 0-5 and their caregivers. This week’s theme is “Balloons.” (697-7868)

Register for meeting place and times, $15. American Institute of Architects, Honolulu Chapter hosts a walking tour of significant historic buildings and areas in Waikiki. (aiahonolulu.org)

Ala Moana Center, Center Stage, 3 p.m., free. (955-9517)

Hawaiian Brians, 9 p.m.-2 a.m., $10-$5. Live reggae roots music. (hawaiianbrians.com)

Royal Hawaiian Center, Royal Grove, 7:30-8:30 p.m., free. Mihoko M performs with PBS Little Big Band. (922-0588)

Kawaiahao Church, 6 p.m., $30-$20. Hawaiian Music Hall of Fame presents the art of Hawaiian steel guitar with Greg Sardinha, Alexis Tolentino and Bobby Ingano. (392-3649, hmhof.org)

2760 Round Top Drive, 6 p.m. doors open, 7:30 p.m. main show, $150-$175. A benefit concert series to support The Outdoor Circle, featuring music from Maunalua and Sean Naauao, and food from Chef Chai. (eventbrite.com/e/the-sunset-in-the-forest-concert-series-tickets-22704363362)

Station Bar and Lounge, 8 p.m., free, age 21 and up. Live music from A Shot at Sundown, Strangers with Kandy, Censor This! and Johan is Falling. (384-9963)

Hawaiian Brians, 1980 Kapiolani Blvd., 9 p.m.-2 a.m., $10-$5. Live reggae music. (946-1343)

Aloha Tower Marketplace, April 9 from 11 a.m.-9 p.m., April 10 from 10 a.m.-5 p.m., $5. Learn more about the ocean and its related businesses at the eighth annual expo, including “poke games,” boating goods, keiki games, educational programs and more. (hawaiioceanexpo.com)

Ma‘ema‘e Elementary School dining hall, 6-9 p.m., $40. Support the school’s fundraising drive at this second annual dinner and auction featuring a buffet, live music from alumni and more. (maemaeschoolfoundation.com)

Kaneohe Yacht Club, 6-9 p.m., $55. Support Aikahi Elementary School at this glamorous Gatsby-themed dinner-dance, with drinks, a live auction and more. (253-8770, weloveaikahi.org)

Various locations around Chinatown-Downtown area, 11 a.m.-3 p.m., free. Explore the arts scene of Honolulu with a Bethel Street craft fair, photography exhibits at The ARTS at Marks Garage, live music, sidewalk sales and much more. (226-4787)

Moana Surfrider Hotel, 1-5 p.m., $25-$35. Authors, writers and poets are invited to gather to connect with others, discuss work and more. (honoluluwritersauthorsandpoetsgathering.com, 941-3927)

Aina Haina Public Library, 10:30 a.m., free. Honolulu Theatre for Youth presents “The Tiny Tree” for keiki. (377-2456)