DUPLICATE BRIDGE, a chance to play and improve skills. Bring a bag lunch; coffee and tea available. Sponsored by the Howard County Department of Recreation and Parks, 9:30 a.m.-12:30 p.m. Fridays, Kiwanis-Wallas Recreation Center, 10481 Frederick Rd., Ellicott City. Free. 410-313-7279.
KIDS SCIENCE PROGRAM, for ages 3-6. Simple science concepts and experiments inspired by children's literature. 10:30 a.m. Fridays, through Nov. 4; 10:30 a.m. Tuesdays, through Nov. 8; 10:30 a.m., 1:30 p.m. and 6:45 p.m. Wednesdays, through Nov. 9, Miller Branch Library, 9421 Frederick Rd., Ellicott City. Free. 410-313-1955.
COLUMBIA BABY-SITTING PROGRAM, for prospective and current babysitters ages 11-14. The program teaches marketing techniques, first-aid and emergency procedures, and age-appropriate activities. Participants will receive certificates. Sponsored by Columbia Teen Center, 9 a.m.-1 p.m. the third Saturday of each month, Oakland Mills Village Center, 5853 Robert Oliver Pl. $48; Columbia residents, $40; registration required. 410-992-3726.
COLUMBIA SELF-DEFENSE PROGRAM, for ages 8-12. The program teaches basic principles of safety awareness and includes discussion, role-playing and practice. Sponsored by Howard County General Hospital, 9-11:30 a.m., Wellness Center, Columbia Medical Center, Suite L-9, 11055 Little Patuxent Pkwy. $25; registration required. 410-740-7601 or www.hcgh.org.
WILDFLOWER SEARCH AND PARK HIKE, a search for wildflowers on a five- to six-mile easy hike in Montgomery County. Bring lunch and water. Sponsored by the Sierra Club, Howard County Group, 9:15 a.m. carpool departure from Route 32 and Broken Land Parkway, west side Park and Ride lot, Columbia. Free. 301-498-8462.
PLANT CLINIC, a master gardener discusses problem plants and gardening concerns. 10 a.m.-noon. Glenwood Branch Library, 2350 Route 97 (Roxbury Mills Road), Cooksville. Free. 410-313-5577.
PIRATES STORY TIME, for ages 5 and older. Stories and pirate songs. 2 p.m. Saturday; 6:30 p.m. Oct. 17, Glenwood Branch Library, 2350 Route 97 (Roxbury Mills Road), Cooksville. Free; registration required. 410-313-5577.
BASKET BINGO, 20 games with baskets as prizes, door prizes and two jackpot games. Food available for purchase. Benefits the Ladies Auxiliary of the Savage Volunteer Fire Company; doors open, 5 p.m.; games start, 7 p.m., 8925 Lincoln St., Savage. $17; in advance, $15. 301-725-6409.
NATIONAL AQUARIUM IN BALTIMORE, "Sharks! Behind-the-Scenes Tour," for ages 10 and older. Chance to see sharks close up with a specialist guide, experience the shark catwalk, learn how the staff cares for sharks and rays, and visit the food-preparation area. 1:30-2:30 p.m. Sunday and Oct. 29 and 30, National Aquarium in Baltimore, Pier 3, 501 E. Pratt St. $29; ages 60 and older, $25; ages 10 and 11, $19. 410-576-3833 or www.aqua.org.
LOU GEHRIG'S DISEASE SUPPORT GROUP, for patients, family members and friends of those with Lou Gehrig's Disease. Sponsored by the Amyotrophic Lateral Sclerosis Association, 2-4 p.m., Adventist HealthCare, Shady Grove Nursing and Rehabilitation Center, 9701 Medical Center Dr., Rockville. Free. 301-978-9855 or www.alsinfo.org.
ELKRIDGE BOOK DISCUSSION, "The Secret Life of Bees," by Sue Monk Kidd. Sponsored by the library's Good Reads at Elkridge Book Club, noon Monday and 7:30 p.m. Tuesday, Elkridge Branch Library, 6540 Washington Blvd. Free. 410-313-5077.
BIRD WALK, a search for a variety of bird species along streams and on an easy walking trail through woods and fields in David W. Force Park. Sponsored by the Howard County Bird Club, 8 a.m., meet at the park's sign on Pebble Beach Drive, Ellicott City. Free. 410-461-3361 or www.howardbirds.org.
BUSINESS COUNSELING, a one-on-one talk with representatives from the U.S. Small Business Administration. Sponsored by the Libraries Mean Business program, 11:30 a.m.-2 p.m., Howard County Central Library, 10375 Little Patuxent Pkwy., Columbia. Free; registration required. 410-313-7860.
LIBRARY BOARD GAMES, for ages 11-17. Youths can play Scrabble, Life, Monopoly, Clue and other games or bring their own. 4 p.m., Savage Branch Library, Gorman and Knights Bridge roads, Laurel. Free. 410-880-5980.
COLUMBIA LIBRARY JAZZ CLUB, for ages 11-15. Youths can learn how to play easy jazz arrangements and must bring an instrument (All instruments welcome.). The club includes a jam session with musicians from the Council of Elders. Permission slips from parents required of students. 4:30 p.m. Tuesdays, East Columbia Branch Library, 6600 Cradlerock Way. Free. 410-313-7704.
COLUMBIA BREAST HEALTH SEMINAR, "Breast Care in Howard County: Medical and Complementary Choices." General surgeon Kiran Parikh, oncologist Edward Lee and acupuncturist Brandon Hughes discuss breast health care and services available in Howard County. Self-published author and physician Stacey Keen will present her book, "Defeating Breast Cancer: A Physician's Story of Healing, Martial Arts and Life." The seminar includes dinner and a fashion show with the Brighton Collections by Alli and Kokopelli. Sponsored by Howard County General Hospital, 6-9:30 p.m., Columbia Sheraton Hotel, 10207 Wincopin Cir. Free; registration required. 410-740-7601.
DRUG ABUSE PREVENTION WORKSHOPS, for students ages 11-15 and parents, "Beyond Safe: Preventing Drug Abuse." Discussion about talking with children about drugs, preventing abuse before it starts, adverse health effects, risk factors and legal consequences of substance abuse. Dinner included. Sponsored by Howard County Health Department, Horizon Council and Howard County Coalition for Adolescent Pregnancy Prevention, 6:30 p.m. Wednesday, Miller Branch Library, 9421 Frederick Rd., Ellicott City, 410-313-1950; 6:30 p.m. Oct. 25, Glenwood Branch Library, 2350 Route 97 (Roxbury Mills Road), Cooksville, 410-313-5577. Free.
COLUMBIA KNITTING AND BOOK CLUB, for children ages 9-14 accompanied by an adult. Participants can bring knitting and discuss "So B. It," by Sarah Weeks. Knitting help provided half-hour before program. Sponsored by the library's Mother/Daughter Books and Knitting Club, 7 p.m., East Columbia Branch Library, 6600 Cradlerock Way. Free. 410-313-7700.
HALLOWEEN ORIGAMI PROGRAM, for children ages 8 and older accompanied by an adult. Children can change paper into spiders, cats and witches; paper provided. 7 p.m., Howard County Central Library, 10375 Little Patuxent Pkwy., Columbia. Free; registration required. 410-313-7860.
ECOLOGY BOOK DISCUSSION, "Searching for Yellowstone: Ecology and Wonder in the Last Wilderness," by Paul Schullery. Sponsored by the library's Third Wednesday Book Club, 7 p.m., Savage Branch Library, Gorman and Knights Bridge roads, Laurel. Free. 410-880-5980.
KIDS SCIENCE PROGRAM, for ages 3-6. Simple science concepts and experiments inspired by children's literature, 10:30 a.m. Thursdays, through Nov. 10, Elkridge Branch Library, 6540 Washington Blvd., Elkridge. Free; registration required. 410-313-5085.
BOOK DISCUSSION, "Before You Know Kindness: A Novel," by Christopher Bohjalian. Sponsored by the Noontime Book Club, noon, Howard County Central Library, 10375 Little Patuxent Pkwy., Columbia. Free; registration required. 410-313-7860.
HOMEOWNERS INSURANCE SEMINAR, Randi Johnson, state associate commissioner for property and casualty, leads a discussion-and-answer period; light refreshments provided. Sponsored by the Town Center Community Association, 7 p.m., Historic Oakland, 5430 Vantage Point Rd., Columbia. Free; registration required. 410-730-4744.
-- Compiled by LINDA JAMES
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