July 10–12 & July 31–Aug. 2. Equine competition combining artistry and technical abilities highlighted by graceful freestyle routines set to music. No pets. Concessions. 8 a.m.–5 p.m., 11500 Glenn at Katz (west off Mount Hope Rd. from I-94 exit 150), Grass Lake. Free. [email protected]. 

Every Fri. Moderate-paced ride, 20 miles or more, to Dexter and beyond. Pack a lunch or stop in Dexter. See aabts.org for weather cancellations or delays. 9 a.m. sharp, meet at Delhi Metro Park parking lot (left of the tollbooth), E. Delhi off Huron River Dr. Free. [email protected].   

Every Fri. Slow/moderate-paced 18-mile gravel road ride with a rest stop at St. John’s Evangelical Lutheran Church. See aabts.org for weather cancellations or delays. 9 a.m. sharp, meet at Olson Park, 1515 Dhu Varren. Free. (412) 302–9960.  

Every Tues.–Sun. All age 6 & up invited into the museum’s labs to use scientific tools and museum specimens to answer questions and solve problems. The newest program lets participants try out simulated snake senses to experience the world as if they were a snake. Also, models of snake brains available to examine, but no live snakes. 11 a.m.–3 p.m., 1105 North University. Free. (734) 764–0478, ummnh.org.  

Every Friday May 15–Sept. 25. Local food trucks. Bring a picnic blanket and chairs to picnic in the park. 11 a.m.–7 p.m., County Farm Park, 2230 Platt. facebook.com/MLMRecCenter.

Every Wed., Fri., & Sat. All invited to play one of 200 songs, with melodies transcribed in numbers, on the 17-bell chime’s numbered keys. Ambitious players can add chords. Kids welcome. Noon–12:30 p.m. (Wed. & Fri.) & 10:30–11 a.m. (Sat.). Free. [email protected].

Thirty-minute docent-led tour of ancient Mediterranean artifacts in the museum collection. 12:30 p.m., 434 S. State (meet at the Maynard entrance). Free. (734) 764–9304.

July 10 & 24. All invited to a printmaking activity inspired by the current exhibit Marianetta Porter: Breath, Fragment, Return. No experience necessary, all supplies provided. 2–4 p.m., 201 S. Division. Free, preregistration recommended at stamps.umich.edu/events.

30th annual show by local car owners of more than 300 antique, classic, concept, or exotic autos in the Main St. area. Awards. Rain or shine. 2–10 p.m., S. Main between E. Liberty & E. Washington, and E. Liberty between S. Fifth Ave. & S. Division. Free. (734) 215–5671, [email protected], mainstreetannarbor.org/rolling-sculpture.

AAFSC skaters exhibit their routines. 2:15–4:05 p.m., Ann Arbor Ice Cube, 2121 Oak Valley Dr. Free. (734) 213–6768, annarborfsc.org. 

Teens and young adults invited to learn how to make different types of shelters with large sticks, logs, and leaves. Materials provided. Dress for the weather. Minors must be accompanied by an adult. Inclement weather cancels. 5–6:30 p.m., Bird Hills Nature Area parking lot, 1850 Newport. Free, preregistration required at tinyurl.com/a2parksrec or (734) 794–6250. [email protected].

July 10, 15, 21, & 26 (different times). A chance for adults to learn the basics of printing with movable type. 5–7 p.m. (July 10, 15, & 21) & 1–3 p.m. (July 26), AADL Downtown, Secret Lab. Free. (734) 327–4200.  

WCPARC naturalist Shawn Severance leads a hike to explore the uniquely beautiful wetland habitat that occurs in the glacial interlobate adjacent to the sandy soils left behind by melting glaciers thousands of years ago. 6–8 p.m., Park Lyndon North, 18801 North Territorial, Chelsea. Free. Preregistration required (#841009) at washtenaw.org/registerparks. [email protected].

See 3 Friday. Tonight: The Joyriders, a Livonia yacht-rock band. 6:30–9 p.m.

All invited to join a discussion of The Devils, Joe Abercrombie’s 2025 dark fantasy. 7–8 p.m., Courtyard Shops, 1729 Plymouth Rd. Free. Preregistration requested at shopbooksweet.com.

1129 Oak Valley Dr. Concessions. Free. (734) 994–3387, jewelheart.org.

July 10: “Wonder” (Stephen Chbosky, 2017). This heartwarming family drama/comedy is based on the true story of a boy with a rare medical facial deformity who faces social ostracization. Owen Wilson, Julia Roberts. Discussion follows. 7 p.m.

All invited to learn how 19th-century astronomers drew pencil images of the night sky in an era before cameras; then, put those techniques to work using images from the Observatory’s historic and modern telescopes. 7–9 p.m., 1398 E. Ann at Observatory. Free. (734) 763–2230, detroitobservatory.umich.edu.

Every Fri. All invited to drop in to use the Observatory’s 1857 Fitz telescope and other modern instruments. Exhibits are also open regardless of viewing conditions. Last visitors admitted 30 minutes prior to closing. 9–11 p.m., 1398 E. Ann at Observatory. Free, no registration required. (734) 763–2230, detroitobservatory.umich.edu.

Local entomologist and educator David Cappaert leads a short hike and discusses the diverse moth species that call this preserve home. Bring water, a flashlight, and bug spray. Dress for the weather. 9–11 p.m., Sharon Hills Preserve, Sharon Hollow between Tolen & Walker, Manchester. Free. Preregistration required at legacylandconservancy.org. (734) 302–5263.