Pangu Shengong: Developed by Master Ou Wen Wei, Pangu Shengong is a specialized form of Qigong that is easy to learn and has benefits to health and well-being that can be experienced immediately, Richmond Branch Library, 351 Ninth Ave., every Thursday in October, 12:30-1:15 p.m., free. For more information, call (415) 355-5600.

SAT Test Prep: Students can register at StudySmart.us/sfpl for this four-week course to prepare for the 2018-19 SAT exam by building confidence, increasing standardized test fluency and setting effective test-taking goals, Richmond Branch Library, 351 Ninth Ave., Thursday, Oct. 4, 4-6:30 p,m,, free. For more information, call (415) 355-5600.

Halloween Costume Swap: Bring clean, gently worn costumes to the library during open library hours between Monday, Sept. 24 and the swap date, Richmond Branch Library, 351 Ninth Ave., Saturday, Oct. 6, 10 a.m., free. For more information, call (415) 355-5600.

Alphabet Rockers in Concert: Take part in a tricycle raffle and dance to rock and hip-hop tunes, Parkside Branch Library, 1200 Taraval St., Saturday, Oct. 6, 3-3:45 p.m., free. For a full schedule, go to the website at www.sfpl.org/tricycle or call (415) 355-5770.

Baby Boomers All Ages Sing-A-long: Sing songs from musicals like “The Sound of Music,” “My Fair Lady” and by the Beatles, Carpenters, John Denver, Frank Sinatra and others, Anza Branch Library, 550 37th Ave., Saturday, Oct. 6, 1-3 p.m., free. For more information, call (415) 355-5717.

Art Opening: San Francisco Women Artists Gallery presents the works of multiple artists, 647 Irving St., Oct. 9-Nov. 10, free admission. For more information, call (415) 566-8550, email srkirshenbaum@gmail.com or go to the website at http://sfwomenartists.org. (Note: Open Studios reception Nov. 3 and 4.)

Movie Night: Learn the history of San Francisco surfing from the lifeguards at Fleishhacker Pool to pioneer wetsuit developer Jack O’Neill to the surfers of today, with Q & A with the filmmakers to follow, Ortega Branch Library, 3223 Ortega St., Wednesday, Oct. 10, 6 p.m., free. For more information, call (415) 355-5700.

Easy Origami Holiday Decorations: Materials will be provided for tweens and teens (ages 10 and older) to learn how to fold paper into just about anything in this hands-on workshop with origami artist Shinta Arifin, Presidio Branch Library, 3150 Sacramento St., Friday, Oct. 12, 3:30–4:30 p.m., free. For more information, call (415) 355-2880.

Native Plant Sale: Native plants at the Sutra Nursery, 476 Johnstone Dr. (off Clarendon Avenue), Saturday, Oct. 13, 9 a.m.-2 p.m. For more information, go to the website at www.sutrostewards.org or email liza@sutrostewards.org.

Tricycle Music Fest: Winners of the 2013 Latin Grammy for children’s music, Lucky Diaz and the Family Jam Band, will perform and a tricycle will be raffled off, Richmond Branch Library, 351 Ninth Ave., Sunday, Oct. 14, 3-4 p.m., free. For more information, call (415) 355-5600 or go to the website at www.sfpl.org/tricycle.

Board of Education Candidates Forum: Moderated by the SF Chronicle’s Jill Tucker, Ruth Asawa School for the Arts, 555 Portola Dr., Monday, Oct. 15, 6:30 p.m., Chinese and Spanish translation will be available, free.

Craft Night: Make magnets, keychain charms or pins by coloring images on plastic “shrinky dink” paper and baking them, Parkside Branch Library, 1200 Taraval St., Tuesday, Oct. 16, 7–8:30 p.m., free. For more information, call (415) 355-5770.

Día de los Muertos Community Altar Workshop: Participants are invited to bring photos and other items enjoyed by a relative who has passed away to contribute to the library’s community altar, Richmond Branch Library, 351 Ninth Ave., Wednesday, Oct. 17, 4–5 p.m., free. For more information, call (415) 355-5600.

Do It Yourself Felt Cozy: Materials are provided to make a felt sleeve for a coffee or tea mug, Presidio Branch Library, 3150 Sacramento St., Wednesday, Oct. 17, 6-8 p.m., free. For more information, call (415) 355-2880.

Financial Wellness Series (Russian): Take part in a free series of monthly financial wellness workshops on estate, college and retirement planning as well as Social Security and insurance issues, Richmond Branch Library, 351 Ninth Ave., Wednesday, Oct. 17, 6:30–8:30 p.m., free. For more information, call (415) 355-5600.

Jimmy’s Old Car Picnic: The 30th annual event will feature hundreds of old vehicles to raise money for charity, Golden Gate Park, Speedway Meadow, Saturday, Oct. 20, 9 a.m.-4 p.m., free admission for spectators. For more information, go to the website at www.SFCarPicnic.com.

Create a Body Scrub: Learn how to mix and blend a unique combination of healthy, everyday household ingredients to cleanse and exfoliate skin for relaxation or rejuvenation, Anza Branch Library, 550 37th Ave., Sunday, Oct. 21, 2–3 p.m. free. For more information or to register, call (415) 355-5717.

Get in My Belly!: Teens (ages 13-18) are invited to the library’s teen area to make Chicha Venezolana (sweet rice milk), a sweet liquid version of arroz con leche from Venezuela, Richmond Branch Library, 351 Ninth Ave., Tuesday, Oct. 23, 4-5 p.m., free. For more information, call (415) 355-5600.

Willy Wonka Wednesday: Create spooky Halloween treats, Sunset Branch Library, 1305 18th Ave., Wednesday, Oct. 24, 4-5 p.m., for ages 10-18, free. For more information or to register, call (415) 355-2818.

Learn to Make Tissue Paper Flowers: Celebrate Día de los Muertos by making festive tissue paper marigolds, Richmond Branch Library, 351 Ninth Ave., Saturday, Oct. 27, 3-4 p.m., free. For more information, call (415) 355-5600.

Healthy Feet Over 50: Susan Lorica (RN and foot care specialist) discusses common foot ailments and gives practical tips to avoid unnecessary pain and disability, Presidio Branch Library, 3150 Sacramento St., Saturday, Oct. 27, 2–3:30 p.m., free. For more information, call (415) 355-2880.

T(w)een Cuisine: Youth ages 11-18 will learn how to make an Irish dish called colcannon, prepared with potatoes and cabbage or kale and traditionally eaten for Samhain, a Gaelic holiday that was celebrated on Oct. 31 by people in Ireland and across Britain, Anza Branch Library, 550 37th Ave., Tuesday, Oct. 30, 4:30–6 p.m., free. For more information, call (415) 355-5717.

Not-So-Spooky Halloween Extravaganza: A not-so-spooky celebration, for children ages 10 and younger, will have treats, crafts and a photo booth, Ortega Branch Library, 3223 Ortega St., Wednesday, Oct. 31, 3:30-5 p.m., free. For more information, call (415) 355-5700.