CHILDREN'S STORY TIME, for ages 2-5. 10:30 a.m., Baden Library, 13603 Baden-Westwood Rd., Baden. Free. 301-888-1152.
BOWIE BOOK DISCUSSION, Victor Gigante-Hueber and Brian D. Gossard's "The Insanity of It All." 7:30 p.m., Barnes & Noble Booksellers, 15455 Emerald Way, Bowie. Free. 301-809-1552.
BOWIE HALLOWEEN PARTY, for ages 4-11, live entertainment and treats. 4-5 p.m., Bowie Community Center, 3209 Stonybrook Dr., Bowie. $1; nonresidents of Prince George's and Montgomery counties, $2. 301-464-1737.
CLINTON HALLOWEEN FLING, for ages 4-12. Come in costume, play games and make crafts. 6:30-8:30 p.m., Stephen Decatur Community Center, 8200 Pinewood Dr., Clinton. $2. 301-297-4648.
COSTUME SKATING, an alternative to trick-or-treating. Wear a costume while ice skating; bring skates or rent. 7-9 p.m., Herbert Wells Ice Rink, 5211 Paint Branch Pkwy., College Park. Skate rental, $4; admission, $5. No admission charge for those in costume. 301-277-3717.
LAUREL BRIDGE CLUB, for seniors of all skill levels. Noon, Thursdays and Tuesdays, Phelps Senior Center, 701 Montgomery St., Laurel. Free. 301-776-6166.
SUITLAND HALLOWEEN PARTY, for ages 3-10, games, magic, a "pumpkin cave" and trick-or-treating. 6-7:30 p.m., William Beanes Community Center, 5108 Diana Dr., Suitland. $1; nonresidents of Prince George's and Montgomery counties, $2. 301-568-7719.
UPPER MARLBORO BOOK SALE, new and used books, collectibles, candy, baked goods and plants. Sponsored by Friends of the Upper Marlboro Library. 1-5 p.m., Upper Marlboro Library, lower level, 14730 Main St., Upper Marlboro. Free. 301-627-9330.
HILLCREST HEIGHTS AUTHOR EVENT, Marlon Green will present his new book, "Twilight Moods." 6:30 p.m., Karibu Books, Iverson Mall, 3817 Branch Ave., Hillcrest Heights. Free. 301-899-3730.
LANDOVER PERSONAL COMPUTING, for ages 12 and older, use Microsoft 2000 or browse the Internet on a drop-in basis. 6-9 p.m., Prince George's Sports and Learning Complex, Classroom 272B, 8001 Sheriff Rd., Landover. $2 per visit; nonresidents of Prince George's and Montgomery counties, $3. 301-583-2400.
CANDLELIGHT TOUR, see the the 1813 home of Gabriel Duvall, former associate justice of the U.S. Supreme Court; light refreshments follow. For ages 5 and older; not appropriate for children in strollers. 7:30 p.m., Marietta House Museum, 5626 Bell Station Rd., Glenn Dale. $3; reservations required. 301-464-5291.
HYATTSVILLE STORY TIME, for ages 3-6, in English and Spanish. 10:30 a.m., Hyattsville Library, 6530 Adelphi Rd., Hyattsville. Free. 301-985-4690.
CIVIL WAR ENCAMPMENT, reenactors demonstrate camp life of Confederate soldiers, including camping, cooking and military history. Noon-4 p.m., today and Sunday, Marietta House Museum, 5626 Bell Station Rd., Glenn Dale. $3; seniors and ages 5-18, $2; ages 4 and younger, free. 301-464-5291.
FAIRMOUNT HEIGHTS LIBRARY MEETING, learn about fundraising, volunteering and special projects. 10:30 a.m., Fairmount Heights Library, 5904 Kolb St., Fairmount Heights. Free. 301-883-2650.
RUN FOR WILDLIFE, a 10K run or a 3K walk along the Patuxent River through Patuxent River Park and Merkle Wildlife Sanctuary. The course is mostly flat with paved and dirt roads; water stops at the two- and four-mile marks. Proceeds benefit conservation projects and research; sponsored by the Maryland-National Capital Park and Planning Commission and Maryland Department of Natural Resources. 7:30 a.m. registration, Patuxent River Park, 16000 Croom Airport Rd., Upper Marlboro. Runners, $22; walkers, $17. 301-627-7755.
SPIKE LEE APPEARANCE, the filmmaker and his wife, Tonya Lewis Lee, will present their new children's book "Please, Baby, Please." 2 p.m., Karibu Books, Prince George's Plaza, 3500 East-West Hwy., Hyattsville. Free. 301-559-1140.
LAUREL BIRDING, for ages 16 and older, a guided tour to identify birds in several refuge habitats; field guides and binoculars recommended. 6:30-9:30 p.m., National Wildlife Visitor Center, North Tract, Route 198, between Baltimore-Washington Parkway and Route 32, Laurel. Free; reservations required. 301-497-5887 or www.patuxent.fws.gov.
MONARCH BUTTERFLY PROGRAM, for ages 10 and older, a slide and video presentation about the migration habits of the butterfly, with footage of their winter site in Mexico. 1:30-2:30 p.m., National Wildlife Visitor Center, Powder Mill Road, between Baltimore-Washington Parkway and Route 197, Laurel. Free. 301-497-5887.
MONEY MANAGEMENT WORKSHOP, for ages 12 and older, learn about basic techniques to budget and invest wisely and reduce debt. Sponsored by Maryland-National Capital Park and Planning Commission. Noon-1 p.m., Prince George's Sports and learning Complex, 8001 Sheriff Rd., Landover. $5; reservations required. 301-583-2430.
BELTSVILLE BOOK TALK, discussion of Gloria Mallette's "Shades of Jade," part of the library's Black Literature Series. 7 p.m., Beltsville Library, 4319 Sellman Rd., Beltsville. Free. 301-937-0294.
BELTSVILLE GAMES CLUB MEETING, for all ages. Learn to play chess, Go and other games of strategy. 7-9:15 p.m. the first, second and fourth Mondays of each month, Beltsville Community Center, 3900 Sellman Rd., Beltsville. Free. 301-315-8297.
BOWIE-CROFTON CAMERA CLUB, a judged competition with a theme of "Cityscapes and Urban Environments," plus a club meeting. 7:30 p.m., All Saints Lutheran Church, Route 301 south and Mount Oak Road, Bowie. Free. 301-464-4212.
HILLCREST HEIGHTS CHESS CLUB, for players of all ages and skill levels. 7 p.m., Hillcrest Heights Library, 2398 Iverson St., Hillcrest Heights. Free. 301-630-4900.
SPAULDINGS LIBRARY MEETING, learn about fundraising, volunteering and special projects. 7 p.m., Spauldings Library, 5811 Old Silver Hill Rd., District Heights. Free. 301-817-3750.
Wednesday 6 GENEALOGICAL SOCIETY MEETING, a briefing about Prince George's County Genealogical Society activities and a presentation on "Federal Land Records at the National Archives," with refreshments. 7-9 p.m., Greenbelt Public Library, 11 Crescent Rd., Greenbelt. Free. 301-262-2063.
GLENARDEN CHESS CLUB, for beginners and intermediate-level players, ages 6-12. 2:30 p.m., Glenarden Library, 8724 Glenarden Pkwy., Glenarden. Free; preregistration required. 301-772-5477.
BELTSVILLE LIBRARY MEETING, information on fundraising, volunteering and special projects. 6:50 p.m., Beltsville Library, 4319 Sellman Rd., Beltsville. Free. 301-937-0294.
Thursday 7 HYATTSVILLE BOOK EVENT, C. Kelly Robinson will discuss her new novel, "No More Mr. Nice Guy." 6:30 p.m., Karibu Books, Prince George's Plaza, 3500 East-West Hwy., Hyattsville. Free. 301-559-1140.
HYATTSVILLE BOOK DISCUSSION, Julia Alvarez's "In the Name of Salome." 7:30 p.m., Hyattsville Library, 6530 Adelphi Rd., Hyattsville. Free. 301-985-4690.
-- Compiled by Barbara Hinton
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