Sunday 20

FARMERS MARKET, 8 a.m.-1 p.m., Dale Boulevard and Minnieville Road, in the commuter parking lot behind Center Plaza, Dale City. 703-670-7112, Ext. 228.

ALCOHOLICS ANONYMOUS, 2-3 p.m., Conference Room 2/3, Potomac Hospital, 2300 Opitz Blvd., Woodbridge. 703-897-4095.

Monday 21

WORD PROCESSING CLASS, 9-11 a.m. today and Nov. 28, Potomac Community Library, 2201 Opitz Blvd., Woodbridge. A $10 fee is refunded upon completion of the class; registration required. 703-494-8126.

IMPAIRED VISION SUPPORT GROUP, 10 a.m.-noon, Park West Lions Club, 8620 Sunnygate Dr., Manassas. 703-368-1721.

LUNCH BUNCH, children 2-6, with a caregiver, bring a lunch and hear tales. 12:30 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.

ENGLISH CONVERSATION CLUB, 6 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free. 703-792-4500.

EVENING STORY TIME, for children 2-6. 7:15 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.

PRINCE WILLIAM WILDFLOWER SOCIETY, 7:30 p.m., Bethel Lutheran Church, Plantation Lane and Sudley Road, Manassas. 703-791-6175.

Tuesday 22

BLOOD DRIVES, sponsored by the American Red Cross Prince William Chapter. 8 a.m.-1:30 p.m., Brentsville District High School, 12109 Aden Rd., Nokesville; 10 a.m.-2 p.m., Northern Virginia Community College, 114200 Neabsco Rd., Woodbridge; 2-8 p.m., Dale City Volunteer Fire Station, 13511 Hillendale Dr., Dale City. 703-368-4511.

STORY TIMES, for children 2-3, with a caregiver, 10:30 and 11 a.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas, 703-792-4500. For children 2-6, with a caregiver, 10:30 a.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge, 703-792-4800. Free; registration requested.

ENGLISH CONVERSATION CLUB, 10:30 a.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free. 703-792-4500.

SPANISH CONVERSATION CLUB, noon-2 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free. 703-792-4500.

MANIACAL MACHINERY, middle and high school students create and build a newfangled machine. 4 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free; registration required. 703-792-4500.

ALZHEIMER'S CAREGIVER SUPPORT, 7 p.m., Woodbridge Senior Center, 13850 Church Hill Dr., Woodbridge. 703-792-7328, www.alz-nca.org.

GER SUPPORT GROUP, for parents of children with gastroesophageal reflux (GER), sponsored by Pediatric/Adolescent Gastroesophageal Reflux Association. 7 p.m., Conference Room 1, Wellness Center, Prince William Hospital, 8700 Sudley Rd., Manassas. 703-257-7691.

PRINCE WILLIAM CHESS CLUB, 7-9 p.m., Game Parlor, 14400 Smoketown Rd., Woodbridge. 703-670-5887.

BULL RUN TROUBADOURS, 7:30 p.m., Trinity Episcopal Church, Battle and Church streets, Manassas. 703-743-5867, www.brtva.org.

GENEALOGY RESOURCES WORKSHOP, an informal forum to share information about genealogy software, electronic resources and Internet sites, sponsored by the Prince William Public Library System. 7:30-8:30 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free; registration required. 703-792-4540.

Wednesday 23

STORY TIMES, for children 2-6, with a caregiver, 10:30 and 11:15 a.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge, 703-792-4800. For children 3-6, 4 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas, 703-792-4500. Free.

WRITERS GROUP, 7:30 p.m., Borders Books & Music, 2904 Prince William Pkwy., Woodbridge. 703-897-8100.

TOASTMASTERS INTERNATIONAL, Lake Ridge Club 8913. 7:30 p.m., Tall Oaks Community Center, 12399 Hedges Run Dr., Lake Ridge. 703-494-5530.

Friday 25

ALCOHOL RECOVERY MEETING, Back Door Friends. 10 a.m.-noon, River Woods Community Center, 16573 Nanticoke Rd., Woodbridge. 703-221-5513.

Saturday 26

FARMERS MARKET, 7 a.m.-2:30 p.m., Church Street, next to the fire station in Old Town Manassas. 703-361-6599.

FIT FAMILIES, the entire family exercises to music. 11 a.m., Potomac Community Library, 2201 Opitz Blvd., Woodbridge. Free. 703-494-8126.

GINGERBREAD CREATIONS, participants make a candy-covered house. 2 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free; registration required. 703-792-4500.

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