Drop-in crafts for kids, along with activities for AADL Summer Game players. 5:30–7 p.m., AADL Downtown, Secret Lab. Free. (734) 327–4200.

Every Sat., Mon., & Thurs. (different AARC locations). Runners of all abilities invited to join either a beginner or advanced group run (Sat.) or a 5K mapped route (Thurs. & Mon.). AARC Traver Village (7 a.m. Sat.), 901 W. Eisenhower; Corner Brewery (6 p.m. Mon.), 720 Norris, Ypsi; and AARC Colonnade (6 p.m. Thurs.), 2621 Plymouth Rd. Free. annarborrunningcompany.com.  

Every Mon. Moderate-paced 20-mile ride to Dexter and back, often with a rest stop along the way. Riders must wear a helmet and bring water and supplies to fix a flat tire. 6 p.m. (nonmembers must come 10 minutes early to sign a club waiver), Barton Nature Area, 1010 W. Huron River Dr. Free. annarborveloclub.org.  

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

Every Mon. & Wed. Runners of all abilities invited to join a beginner or advanced 3- to 5-mile group run, followed by socializing at a downtown coffee shop. 6:30 p.m., meet at the Kerrytown Clock Tower. Preregistration requested at meetup.com/a2runners. Free. [email protected].

Area writers Elle Wright, Catherine Stein, Darci St. John, and Jordan Bloom discuss writing authentic relationships, avoiding common pitfalls, and finding a unique voice in the world of romance. Moderated by young adult novelist Bethany Neal. Also, Neal and local writer and editor Alex Kourvo host a write-in session at 6:30 p.m. on Aug. 12, and an open house for writers to connect with one another and/or work on their projects at 6:30 p.m. on Aug. 24. 6:30–7:45 p.m., AADL Westgate. Free. (734) 327–4200.

Aug. 10 & 24. Bruce Sagan leads an acoustic jam session devoted to traditional music from Sweden and Norway. All instruments welcome, no experience necessary. 7:30–9:30 p.m., location TBA; email [email protected]. Free. 

Every Mon. Performances from up to 15 aspiring stand-up comics from around the state. Local comics emcee. Age 21 & up only. Free candy. 8–9:30 p.m., 208 S. First St. Free. (734) 996–8555.

Every Sun., Tues., & Wed. Runners of all abilities invited to join a run of 3–5 miles along varying routes from different locations. Rain or shine. Dozer Coffee (8 a.m. Sun. & 7 a.m. Tues.), 112 Jackson Plz., (734) 929–9022 & Fleet Feet (7 p.m. Wed.), 123 E. Liberty, (734) 769–5016. Free. fleetfeetsemichigan.com.

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

A chance for adults and kids age 5 & up to make collages out of old magazines. 2–4 p.m., AADL Pittsfield. Free. (734) 327–4200.  

Every Tues. All invited to play the classic word game, using the 5th-edition Scrabble dictionary. Bring your own set, if you like. 3:30–8 p.m., Arbor Brewing Company Corner Brewery, 720 Norris, Ypsi. Free. meetup.com/ann-arbor-scrabble-meetup. [email protected].

Every Tues. All invited to play one of a selection of board games, assemble a puzzle, paint miniatures, or try a tabletop role-playing game, all in a friendly, welcoming atmosphere. Also, at 6 p.m., RPG One Shots, introductory games of different tabletop role-playing games perfect for beginners, finished after one session (see website for this week’s game, preregistration strongly encouraged at sylvanfactory.square.site). 5 p.m., 2459 W. Stadium. Free. (734) 929–5877, sylvanfactory.com.

Aug. 8, 11, 18, & 29 (different times). A chance for adults to learn the basics of printing with movable type. Noon–2 p.m. (Aug. 8), 5–7 p.m. (Aug. 11 & 18), and 1–3 p.m. (Aug. 29), AADL Downtown, Secret Lab. Free. (734) 327–4200.

Every Tues. Moderate-paced ride, 20 to 30 miles, along the less-traveled roads west and north of Chelsea. See aabts.org for weather cancelations or delays. 6 p.m. sharp, meet at Aberdeen Bike and Outdoors, 1101 Main, Chelsea. Start location occasionally changes. Free. (734) 662–0205.

All invited to take a walk along Mill Creek and discuss how the stream and river health has evolved after a dam was removed more than 15 years ago. 6–7 p.m., Mill Creek Park parking lot, 3000 Broad, Dexter. Free. [email protected], stewardshipnetwork.org/huron-arbor-cluster.

Every Tues. & Thurs. All invited to play a low-contact version of rugby. Beginners welcome. 6–7:30 p.m., Riverside Park, 1000 Canal. Free. [email protected].

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

Every Tues., except Aug. 18. Singers of all ages and genders invited to join rehearsals of this award-winning a cappella chorus. 7–8:45 p.m., First Unitarian Universalist Church, 4001 Ann Arbor–Saline Rd. Free to visitors; call ahead or check website (dues for those who join). (734) 796–7467, [email protected], hvharmonizers.org.