• Observer Editor

    a2Tech360: Ann Arbor Spark

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    Sept. 22–Oct. 2. Almost 2-week-long tech festival, with pitch competitions, a hackathon (two days of intensive coding), talks, panel discussions, a career fair, start-up demos, workshops, networking events, and more. Various times & locations. A mix of free and ticketed events. See full schedule at a2tech360.com.

  • Observer Editor

    “The Transformers: The Movie”: Fathom Entertainment

    Various Times
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    (734) 973–8424 (Cinemark), (734) 3165500 (Emagine). Tickets $12.50 (except as noted) in advance at fathomentertainment.com/events and at the door. Cinemark (4100 Carpenter, Ypsi) & Emagine (1335 E. Michigan Ave., Saline). 

    Sept. 17–23: “The Transformers: The Movie” (Nelson Shin, 1986). Animated sci-fi action based on the popular television series about a war between 2 robotic clans. Various times; see website.

  • Observer Editor

    JLC Book Sale

    JLC Book Sale
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    Sept. 23–26. Local family-run sale of over 30,000 used books, as well as DVDs, audiobooks, video games, puzzles, and board games. Also, a presale on Sept. 23 from 4–8 p.m. for teachers and homeschool families. 9 a.m.–8 p.m., Washtenaw Farm Council Grounds, bldg. A, 5055 Ann Arbor–Saline Rd. Free admission. jlcbooksale.com.

  • Observer Editor

    Country Fair: Wiard’s Orchards

    Country Fair: Wiard’s Orchards
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    Every Sat. & Sun., Sept. 12–Nov. 21; and Wed.–Fri., Sept. 16–Oct. 30. A carnival atmosphere with a variety of family-oriented fall activities on this family farm, including wagon rides, a petting farm, a corn maze, and more. For an extra charge on Sat. & Sun., an apple cannon, paintball, apple or pumpkin picking, and other activities available. Cider and donuts available. Also, on Sept. 12 & 13, the season opens with a food truck rally, and on Sept. 19 & 20, view classic cars at the Fall Car & Jeep Show. No pets. 11 a.m.–6 p.m., 5565 Merritt. (east of Carpenter), Ypsi. Weekend admission: $27.50 (babies under 2, free). Weekday admission: $18 (babies under 2, free) online only at wiards.com. (734) 482–7744.

  • Free
    Observer Editor

    “Asian/Americanist Takes on Techno-Empire, Chinamaxxing, and the ‘American Century of Humiliation’”: U-M Digital Studies Institute

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    A panel of technology policy experts discuss Chinese techno-culture, the interplay between the U.S. and Asia, and the roots of “Chinamaxxing” in U.S.-China relations. 4–5:30 p.m., Weiser Hall, 10th fl., 500 Church. Free, but preregistration requested at tinyurl.com/um-disco-9-23-26. (734) 764–3356. 

  • Free
    Observer Editor

    Michigan Marching Band Practice

    Michigan Marching Band Practice
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    Every Mon.–Thurs. (except Sept. 7). The U-M’s highly disciplined 200+ member marching band or sections thereof can be seen and heard practicing on the new Elbel field, across the street from the old Elbel field. All welcome to find a spot in the bleachers and get a sneak preview of upcoming halftime shows. Rehearsals usually last 12 hours. 4:45 p.m., new Elbel Field, Hill at Fifth Ave. Free. (734) 764–0582.

  • Free
    Observer Editor

    Riso Lab: Ann Arbor District Library

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    All invited to use analog tools to create a 2-color design and print it with the lab’s Risograph duplicator, a digital screen printer similar to a photocopier. 5–7 p.m., AADL Downtown, Secret Lab. Free. (734) 327–4200.  

  • Observer Editor

    Magic: The Gathering (MTG): Sylvan Factory

    Magic: The Gathering (MTG): Sylvan Factory
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    Every Wed., Fri., & Sat. All invited to play both casual and tournament forms of the collectible card game MTG.

    Wed. & Sat. (5 p.m.): “Commander.” A drop-in session of the most popular form of the game. Free.

    Wed. (6 p.m.): “Pauper.” A fun and fast format for all skill levels, three rounds. $5.

    Wed. (6:30 p.m.): “Standard.” Three rounds, with competitive tournament rules, prizes of store credit. $10.

    Fri. (6:30 p.m.): “Friday Night Draft.” Cost and format vary. Various times, 2459 W. Stadium. (734) 929–5877, sylvanfactory.com.

  • Nightspots

    Andy Baker.: North Star Lounge

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    North Star Lounge 301 N. Fifth Ave., Ann Arbor

    West Michigan singer-songwriter & guitarist known for his uplifting folk-rock originals. 5:30–6:30 p.m. Free.

  • Observer Editor

    “Community Table”: The Washtenaw Food Hub

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    Every Wed. Food- and agriculture-related discussions and demos.

    Sept. 2: Harvest to Pantry.” Dehydrating vegetables with Tantré Farm co-owner Deb Lentz. Free.

    Sept. 9: “Herbal Syrups.” Making syrups for drinks and teas with Unity Vibrations cofounder Rachel Kanaan. $7.

    Sept. 16: “Seasonal Salad Dressings.” Food Hub instructor Robin Lehman teaches simple, adaptable recipes. Free.

    Sept. 23: “Wet Felting Basics.” With local fiber artist and shepherd Mitch Fehrle. $15.

    Sept. 30: “Black Walnut Revival.” Billy Sullivan covers collecting and processing black walnuts for the table. Free.

    6–7 p.m., 4175 Whitmore Lake Rd. Cost varies. Preregistration required for all events at tinyurl.com/a2-foodhub. thewashtenawfoodhub.com.

  • Free
    Observer Editor

    “Here Comes the Sun”: U-M Museum of Natural History Science Café

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    U-M engineering professor Rohini Chandran and Ann Arbor Sustainable Energy Utility executive director Shoshannah Lenski discuss the emerging technologies of solar-to-heat and solar-to-fuel conversion. Hors d’oeuvres at 5:30 p.m. 6–7:30 p.m., Conor O’Neill’s, 318 S. Main. Free; drink purchases encouraged. Seating limited, so come early. (734) 764–0478.

  • Community Listing
    Free

    An Update on Gelman Dioxane Contamination and the EPA Superfund Process: Sierra Club Huron Valley Group

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    343 S. Fifth Ave , Ann Arbor

    Join the Sierra Club Huron Valley Group at the Downtown Ann Arbor District Library, where prominent local environmental advocate, citizen scientist, and community organizer Roger Rayle will give an update on the Gelman plume. Roger is chair of the Coalition for Action on Remediation of Dioxane (CARD), an organization that has been crucial in responding to the Gelman plume. Roger is widely recognized for compiling, mapping, and visualizing environmental data. He has spent decades creating detailed visual aids, spreadsheets, and interactive maps to help the public, local officials, and regulators track the movement, concentration, and expansion of the Gelman 1,4-dioxane plume over time.

  • Free
    Observer Editor

    Drop-in Knitting: Spun

    Drop-in Knitting: Spun
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    Every Sun.–Thurs. (different times). All invited to work on their knitting, crochet, weaving, and embroidery projects. 6–8 p.m. (Mon.–Thurs.) & 1–3 p.m. (Sun.), 401 N. Fourth Ave. Free. (734) 780–7867.

  • Free
    Observer Editor

    “A2 Crokinole Club”: Lowertown Bar & Cafe

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    Every Wed. All invited to play this century-old Canadian game. Players flick discs across concentric scoring rings on a circular hardwood board. All skill levels welcome; boards provided. On the patio, weather permitting. 6–8 p.m., 1031 Broadway. Free, but purchase of food & drink encouraged. lowertowna2.com/events.  

  • Observer Editor

    Telegraph Quartet: University Musical Society Ypsi Freighthouse Residency

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    This acclaimed San Francisco–based chamber ensemble, currently U-M music school artists-in-residence, performs a “relaxed” program of string quartets designed especially for people with autism. Age 12 & up. 6 p.m., 100 Market Pl., Ypsi. Tickets $5 (additional donation appreciated) in advance at ums.org/season/2026-27-season & (if available) at the door. (734) 764–2538.