ALCOHOLICS ANONYMOUS, 2-3 p.m., Conference Room 2/3, Potomac Hospital, 2300 Opitz Blvd., Woodbridge. 703-445-0777.
VISION-IMPAIRED SUPPORT GROUP, 10 a.m.-noon, Park West Lions Club, 8620 Sunnygate Dr., Manassas. 703-368-1721.
TOASTMASTERS INTERNATIONAL, 7-9 p.m., Ebenezer Baptist Church, 13202 Telegraph Rd., Woodbridge. 703-680-3203.
COLLEGE ADMISSION SEMINAR, 7 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.
ODYSSEY OF THE MIND, an international creative competition. Information and auditions for grades 6-12, 7 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. 703-792-4500.
LUNCH BUNCH, for children 2-6, with a caregiver. 12:30 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.
PARENTING CLASSES, for parents of teenagers, sponsored by the Prince William Cooperative Extension Service. 7-9 p.m., Mondays through Oct 25. Potomac Hospital, 2300 Opitz Blvd., Woodbridge. $40; registration required. 703-792-6288.
EVENING STORY HOUR, for ages 2-6, with a caregiver. 7:15 p.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.
WRITERS ROUNDTABLE, 7:30 p.m., Francis Cannon VFW Hall, 9304 Centreville Rd., Manassas. 703-494-4260.
BLOOD DRIVE, sponsored by the American Red Cross, Prince William Chapter. 2-8:30 p.m., Dale City Volunteer Fire Station 13, 13511 Hillendale Dr., Dale City. 703-368-4511.
STORY HOUR, for ages 3-6. 10:30 a.m., Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.
EVENING STORY HOUR, for ages 2-5, with a caregiver. 7 p.m., Central Community Library, 8601 Mathis Ave., Manassas. Free. 703-361-8211,
BULL RUN TROUBADOURS, 7:30 p.m., Trinity Episcopal Church, Battle and Church streets, Manassas. 703-743-5867.
PRINCE WILLIAM CHESS CLUB, 7-9 p.m., Game Parlor, 14400 Smoketown Rd., Woodbridge. 703-670-5887.
BEREAVEMENT SUPPORT, 6:30-7:30 p.m., Westminster of Lake Ridge, 12191 Clipper Dr., Woodbridge. 703-762-1611.
STORY TIME, for ages 2-6, 10:30 and 11:15 a.m.; for ages 3-7, 4 p.m. Chinn Park Regional Library, 13065 Chinn Park Dr., Woodbridge. Free. 703-792-4800.
TAKE OFF POUNDS SENSIBLY, weight loss support. 9-11 a.m., Prince William Senior Center, 13850 Church Hill Dr., Woodbridge. Free. 703-494-2692.
WRITERS GROUP, 7:30 p.m., Borders Books & Music, 2904 Prince William Pkwy., Woodbridge. 703-897-8100.
TOASTMASTERS INTERNATIONAL, Lake Ridge Club No. 8913. 7:30 p.m., Tall Oaks Community Center, 12399 Hedges Run Dr., Lake Ridge. 703-494-5530.
CANCER SUPPORT, for patients and family members, sponsored by Potomac Hospital. 7 p.m., Potomac Center (next to the hospital), Suite 320, 2296 Opitz Blvd., Woodbridge. 703-221-2500.
MULTIPLE SCLEROSIS SELF-HELP GROUP, 7:30 p.m., All Saints Episcopal Church, 5290 Saratoga Lane, Dale City. 703-491-8108.
ALZHEIMER'S CAREGIVERS SUPPORT, 7 p.m., Prince William Senior Center, 13850 Church Hill Dr., Woodbridge. 703-792-4991.
TEEN BOOK CLUB, for grades 6-12. 7 p.m., Bull Run Regional Library, 8051 Ashton Ave., Manassas. Free; registration requested. 703-792-4500.
FAMILIES ANONYMOUS, for parents of children with substance abuse problems. 8:30 p.m., old Marsteller School building, Room 24, 8730 Sudley Rd., Manassas. 703-530-8973.
FARMERS MARKET, 7 a.m.-1 p.m., Church Street, next to the fire station in Old Town Manassas. 703-361-6599.
ALCOHOL RECOVERY MEETING, Back Door Friends, noon, River Woods Community Center, 16573 Nanticoke Rd., Woodbridge. 703-221-5513.
BLOOD DRIVE, sponsored by the American Red Cross, Prince William Chapter. 7 a.m.-12:30 p.m., Grace United Methodist Church, 10201 Hendley Rd., Manassas. 703-368-4511.
FARMERS MARKET, 7 a.m.-2:30 p.m., Church Street, next to the fire station in Old Town Manassas. 703-361-6599.
RECOVERY INC., for people experiencing anxiety, depression, fear and other emotional problems. 10 a.m.-noon, Cokesbury United Methodist Church, 14804 Blackburn Rd., Woodbridge. 703-490-5423.
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