Learn about cyber space threats and what to do about them in an evening of moderated, free-flowing, no-agenda, off-the-top-of-your-head discussion guided by three presenters who cover most aspects of this field. Bring tweens and teens. Free. Anthem Community Center, 3701 W. Anthem Way, Anthem. 7–8:30 p.m.

Phoenix Symphony celebrates the National Park’s 100-year anniversary with Westwater Arts high-definition images of the Grand Canyon projected above the orchestra. See website for ticket pricing. Phoenix Symphony Hall, 1 N. 1st St., Ste. 200, Phoenix. 7:30 p.m. 602-495- 1999

If the rev of a muscle car engine or the sheen of a newly polished ’55 Ford excites you, Westworld of Scottsdale is the place to be. This annual car show and auction has something for everyone and is sure to please. See website for schedule and pricing. 16601 N. Pima Rd., Scottsdale. 480- 421-6694

The restored Golden Reef Stamp Mill will once more be heard through the hills and dales of Cave Creek—just as it was 100 years ago. Free with museum admission. Cave Creek Museum, 6140 E. Skyline Dr., Cave Creek. 1:30 p.m. 480-488-2764

A reception for “Weave Weft Warp,” an exciting exhibit showcasing the Valley’s finest fiber and wovenmedia artists, will be held at Holland Community Center. The history of fabric making is ancient and universal. Today, these loomed and woven threads convey new meanings and cultural insights. Exhibition lasts through Jan. 25. Free. 34250 N. 60th St.,...

Learn about common symbols found on petroglyphs, why are they there, and how we care for them, then make your own to take home! Part of Cave Creek Museum’s Second Sundays. Free with museum admission. Cave Creek Museum, 6140 E. Skyline Dr., Cave Creek. 2–4 p.m. 480-488-2764

Three prestigious musicians in the historical instrument performance field will open the 10th anniversary Arizona Bach Festival for a truly inspired afternoon. $21/ advance; $25 at the door. Christ Church of the Ascension, 4015 E. Lincoln Dr., Paradise Valley. 3 p.m.

Enjoy the sounds of Beth Lederman on keyboards, Felix Sainz on bass and vocals, and Emerson Laffey on drums as they share the stage with noted saxophonist Joseph Wytko. $35. Tohono Ballroom at El Pedregal Boulders Resort, 34505 N. Scottsdale Rd., Scottsdale. 4 p.m. 480-204-7292

Significant life changes can throw a curveball at your financial situation. Having a plan in place for starting a family, dealing with divorce or end-of-life decisions can ease the transition and emotion surrounding challenging events. Free. 9 a.m. Carefree Council Center, 33 Easy St., Carefree. 480-488-6131

The sound of the Native American flute has the power to soothe and heal. Playing the flute is a wonderful means of relaxation. Learn the history of the Native American flute and enjoy meditation and prayer with flute music. You’ll also learn the basics of flute playing. No experience necessary. $50. RSVP. Desert Foothills Library,...