“Laps for Lexi” fun run registration, for the 5K run, one-mile walk and children’s bike/scooter parade Sept. 29, which will benefit pediatric oncology at the Center for Cancer and Blood Disorders at Children’s National Medical Center. Sandy Spring Friends School, 16923 Norwood Rd., Sandy Spring. $20; registration required. 301-774-7455 or http://lapsforlexi2012.eventbrite.com.
Lymphoma Research Ride registration, for the Sept. 30 noncompetitive 25- or 50-mile bike ride alongside survivors and other supporters. A benefit for the Lymphoma Research Foundation. The ride will start at Barnesville School in Dickerson. www. lymphoma.org/ride2012.
Shrimp and Oyster Feast, tickets available for the Sept. 30 all-you-can-eat steamed shrimp and fried oysters fundraiser for the Bethesda-Chevy Chase Rescue Squad. 5020 Battery Lane. $40; at the door, $45. 301-977-6634.
Short-story writing contest, for high school students: a feature of the 2013 Gaithersburg Book Festival. Visit www.gaithersburgbookfestival.org. 301-258-6350.
Spanish-speaking election judges needed, adults are needed to serve as election judges at polling places on General Election Day, Nov. 6. Montgomery County Board of Elections, 240-777-8532 or email@example.com.
Free electronics disposal (for recycling), acceptable items include televisions, desktop computers; gaming consoles; telephones and answering machines; small appliances; and electronic toys (with batteries removed). 7:30 a.m.-2 p.m., Verizon Chesapeake Complex, 13100 Columbia Pike, Silver Spring. 410-393-7109 or firstname.lastname@example.org.
Child safety-seat inspection, a check on the installation of seats and boosters required for age 7 and younger (unless they weigh more than 65 pounds or are at least 4 feet 9 inches tall). Sponsored by the Montgomery County Police Department. 10 a.m.-12:30 p.m., Fitzgerald Auto Mall, 5501 Nicholson Lane, Rockville. Free. 301-770-3300.
Downloading eBooks and audio books workshop, guidance in accessing the library’s digital collections. Take a WiFi-enabled device such as a laptop computer to the training session. 10:15 a.m., Damascus Library, 9701 Main St. Free. 240-773-9444.
Line-dancing classes, 10:30 a.m.-noon Thursdays: led by JoAnn Eng and Lorraine Bour; 10:30 a.m.-noon Saturdays: led by Myung Anderson. Margaret Schweinhaut Senior Center, 1000 Forest Glen Rd., Silver Spring. Free. 240-777-8086.
Jewish book discussion, a talk about Allegra Goodman’s, “Kaaterskill Falls,” a novel set in upstate New York in the summer of 1976. 1 p.m., Davis Library, 6400 Democracy Blvd., Bethesda. Free. 240-777-0922.
Fulks Corner farmers market, seasonal fruits and vegetables from local farms. 2-6 p.m. Thursdays. Fulks Corner Avenue at Route 355, Gaithersburg. 301-590-2830.
Teen-book authors event, Jenny Han and Siobhan Vivian talk about “Burn for Burn,” their novel about friendship and revenge. 5-8 p.m., Bethesda Library, 7400 Arlington Rd. Free. 240-777-0970.
Social Security public forum, for people not yet receiving Social Security; representatives from the agency discuss pending retirement and the online application process. 5-6 p.m., Little Falls Library, 5501 Massachusetts Ave., Bethesda. Free. 240-773-9520.
Community forum,“The Maryland Dream Act: Costs and Benefits to Taxpayers,” featuring Andrew Freund of Montgomery County Young Republicans and Jay Wilson of Montgomery County Young Democrats. Sponsored by the Taxpayers League. 7:30-9 p.m., County Council Office Building, 100 Maryland Ave. (sixth-floor conference room), Rockville. Free. 301-320-5863.
Middle Eastern Bazaar and Food Festival, traditional delicacies, such as grilled lamb, kibbee, tabouleh, hummus, falafel and spinach pies to eat in or carry out; live music; children’s activities; and tours of the Byzantine-style church. 4-9 p.m. Friday; 11 a.m.-9 p.m. Saturday; and noon-4 p.m. Sunday. Saints Peter and Paul Antiochian Orthodox Christian Church, 10620 River Rd., Potomac. 301-765-9188 or www.peterpaul.net.
Public forum on immigration, presentations on the challenges faced by immigrant workers. Sponsored by the Montgomery County Worker Safety and Health Commission. 9:30 a.m.-12:30 p.m., Silver Spring Civic Building, Veterans Plaza. 240-777-6507 or www.montgomerycountymd.gov.
Dance Club Friday, Mark Hanak plays dance music. 1:15-3:15 p.m., Holiday Park Senior Center, 3950 Ferrara Dr., Wheaton. $5; members, $3. 240-777-4999.
“Art After Dark,” a progressive art show featuring paintings by David Barr, clothes by All Purpose Flower and music by the Moconuts. Cash bar and complimentary snacks. 6-9 p.m., Kentlands Mansion, 320 Kent Square Rd., Gaithersburg. $10. 301-258-6394 or www.gaithersburgmd.gov/kentlandsmansion.
Motown concert: The Winstons, take a blanket or chair; food available for purchase. 6:30 p.m., Green Park, 151 Bickerstaff Way, Gaithersburg. Free. 301-258-6350.
Friday Night Dance, George Marshall calls to Wild Asparagus featuring Ann Percival (piano and guitar), David Cantieni (woodwinds) Becky Tracy (fiddle) and George Marshall (concertina). Free lesson at 7:30 p.m., followed by dancing until 11:30 p.m., Glen Echo Park Spanish Ballroom, 7300 MacArthur Blvd. 301-634-2222 or www.fridaynightdance.org.
Kensington farmers market, produce, seafood, meat, baked goods, flowers and more. 8 a.m.-noon Saturdays. Kensington train station parking lot (Howard Avenue). 301-949-2424 or www.tok.md.gov.
Rockville farmers market, fruits and vegetables, bedding plants, preserves, honey, herbs, baked goods and more. 9 a.m.-1 p.m. Saturdays. Rockville Town Center, Route 28 and Monroe Street. www.rockvillemd.gov.
Olde Towne Market, handmade and commercial items, gently used merchandise, food and more. 9 a. m.-1 p.m., Gaithersburg City Hall, 31 S. Summit Ave. 301-258-6350.
Silver Spring farmers market, cheeses, fruits and vegetables, honey, eggs, meat, baked goods and cut flowers. 9 a.m.-1 p.m. Saturdays. Ellsworth Drive, between Fenton Street and Georgia Avenue. 202-362-8889.
“Dumpster Day!” Long & Foster asks: “Got junk? Bring it to Dumpster Day.” Automotive fluids, tires, paint, insecticides and other hazardous materials, lawn and landscape debris are not accepted. 9 a.m.-1 p.m., Margaret Schweinhaut Senior Center, 1000 Forest Glen Rd., Silver Spring. Free. 240-777-8086.
Main Street farmers market, fresh fruits, vegetables and pastries in addition to crafts from local artists. 10 a.m.-2 p.m. Saturdays. 301 Main St. (Kentlands Main Street Pavilion), Gaithersburg. 301-258-6350.
Takoma Park “Play Day,” a children’s obstacle course, games, sports demonstrations, floor hockey, “touch a truck,” live music and dance. 10 a.m.-1 p.m., Takoma Park Middle School, 7611 Piney Branch Rd., Silver Spring. Free. 301-928-9962 or www.takomaplays.org.
Seminary district walk, a guided tour hosted by Save Our Seminary at Forest Glen. 1 p.m., National Park Seminary Historic District, 2755 Cassedy St. (near Linden Lane), Silver Spring. $5, registration required. 301-589-1715 or www.saveourseminary.org.
Jazz concert, a performance by the eight-piece Swingtopia band. 3 p.m., Kensington Baptist Church, 10100 Connecticut Ave., Kensington. Free. 301-320-0832.
“Gospel in the Key of Jazz” concert, featuring Bobby Felder and Friends. 6 p.m., Clinton AME Zion Church, 223 Elizabeth Ave., Rockville. Free. 301-340-7942.
Saturday Night Swing Dance, with the Tom Cunningham Orchestra. Beginner’s lesson at 8 p.m. with instructors Tom Koerner and Debra Sternberg, followed by dancing until midnight. Glen Echo Park Spanish Ballroom, 7300 MacArthur Blvd. $15; ages 5 to 13, $8. 301-634-2222.
Olney farmers market, local produce, vegetables and more. 9 a.m.-1 p.m. Sundays. 2801 Olney-Sandy Spring Rd. (at Prince Philip Drive). 202-257-5326.
F. Scott Fitzgerald birthday celebration, music by the Rockville Swing Band, children’s activities, literary discussions, films made from Fitzgerald short stories and a walking tour to the author’s grave led by Peerless Rockville. 1-4 p.m., Rockville Town Square, E. Middle Lane off Rockville Pike. Free. 240-314-8681.
Virginia Grand Military Band concert, 2 p.m., Cultural Arts Center at Silver Spring, 7995 Georgia Ave., Silver Spring. $15; band directors and students, free. 703-426-4777 or www.vgmb.com.
Antiques and collectibles club meeting, presentations on history and valuation. 10 a.m., Margaret Schweinhaut Senior Center, 1000 Forest Glen Rd., Silver Spring. Free. 240-777-8086.
Historic home tour, a guided tour of the Mansion at Strathmore, 10701 Rockville Pike, North Bethesda. Free; reservations required. 301-581-5100 or email@example.com.
Self-defense course for women, six sessions combining lectures and physical training. 6:30-8:30 p.m., Monday and Wednesday, Oct. 1, 3, 9 and 10. Takoma Park Community Center, Azalea Room, 7500 Maple Ave. Free; registration required. 301-891-7121.
Old School Bluegrass Band concert, 8 p.m., Urban Bar-B-Que Company, 805 Sandy Spring Rd., Sandy Spring. Free. 301-570-3663.
Help with homework, for ages 5 to 15; volunteers help with studies. After-school hours Wednesdays, Aspen Hill Library, 4407 Aspen Hill Rd., Rockville. 240-773-9410.
“Animal Scents,” for ages 5 to 12 accompanied by an adult; drop in, pick up a guide and explore, using your senses to better examine the world of animals. 11 a.m.-2 p.m., Locust Grove Nature Center, 7777 Democracy Blvd., Bethesda. $5; registration required. 301-765-8660 or parkpass.org.
Plant Clinic, master gardeners answer questions about plants and gardening. Take a specimen for identification. 6:15-7:45 p.m., Germantown Library, 19840 Century Blvd. Free. 240-777-0110.
Vegetable gardening workshop, a presentation by horticulturist Carol Allen on “Extending your Growing Season With Cool-Season Crops.” 6:30-8 p.m., Brookside Gardens, 1800 Glenallan Ave., Wheaton. $18; registration required. www.parkpass.org (No. 214249) or 301-962-1400.
Gardening lecture, a presentation on plants that have adapted well to this area by Kathy Jentz of “Washington Gardener” magazine. 2-3 p.m., Brookside Gardens, 1800 Glenallan Ave., Wheaton. $18; registration required. www.parkpass.org (No. 213115) or 301-962-1400.
Social Security public forum, for people not yet receiving Social Security; representatives from the agency discuss pending retirement and the online application process. 5-6 p.m., Marilyn J. Praisner Branch Library, 14910 Old Columbia Pike, Burtonsville. Free. 240-773-9460.
Public forum: “Ride On” bus service, presentations on proposed route changes. 6:30 p.m., Executive Office Building, Terrace Level, 101 Monroe St., Rockville. Free. 240-314-5000 or www.montgomerycountymd.gov.
Mail: Community calendar, Montgomery Local Living, The Washington Post, 51 Monroe St., Suite 501, Rockville, MD 20850
Details: Announcements are accepted on a space-available basis from public and nonprofit organizations only and must be received at least 14 days before the Thursday publication date. Include event name, dates, times, exact address, prices and a publishable contact phone number.
— Compiled by Lisa M. Bolton