Thursday 1SMOKE-FREE BINGO,Thursdays, sponsored by American Legion Post 82 Auxiliary. Doors open, 6 p.m.; early-bird games, 7:15 p.m., 6330 Crain Hwy., La Plata. One pack, $15; two packs, $23; three packs, $30; four packs, $36; early bird, $1 per pack. Winner-take-all and jackpot, $1 per sheet. 301-638-4261. LFS BINGO, Thursdays. Doors open, 6 p.m.; start, 7 p.m. Little Flower School, 20410 Point Lookout Rd., Great Mills. 301-481-8370.

GENEALOGICAL RESEARCH BUS TRIP, sponsored by the St. Mary's County Genealogical Society, will stop in Washington at the Library of Congress, National Archives and the DAR Library. Bus pickup at 7 a.m. at Bear Creek Open Pit BBQ in Callaway, 7:20 a.m. at McKay's Foodland in Leonardtown, 7:40 a.m. at McKay's Foodland in Charlotte Hall and 8:20 a.m. at Chuck E. Cheese's in Waldorf. $13. 301-373-8458.

BRAIN INJURY SUPPORT GROUP, 10:30 a.m.-noon the first and second Thursdays of each month, for survivors, caregivers and the public. Spring Dell Center, 6040 Radio Station Rd., La Plata. Free. 301-932-6196.

2007 WOMEN'S STUDIES COLLOQUIUM, with two lectures on the final day of the three-day symposium. Claudia Card presents "Gay Divorce: Thoughts on the Legal Regulation of Marriage" at 4:15 p.m. A roundtable discussion is scheduled at 8 p.m. featuring all the colloquium speakers moderated by Ruth Feingold, an English professor at the college. St. Mary's College of Maryland, 18952 E. Fisher Rd. Free. 240-434-5674.

DR. SEUSS BIRTHDAY CELEBRATION AND OPEN HOUSE, visitors can make hats and partake of green eggs and ham. 5-8 p.m., South Potomac Church, 4915 Crain Hwy., White Plains. Free. 301-753-4075.

A TWENTY-SOMETHINGS EVENING, a regular socializing event for people in their 20s. Prince Frederick Library, 850 Costley Way. Free. 410-535-0291 or 301-855-1862.

FINANCIAL SEMINAR, Jackie Kersey, a representative from Primerica, will discuss ways to consolidate debt and lower monthly payments. 7-9 p.m., Wade Community Center, 2300 Smallwood Dr., Waldorf. Free. 301-645-9291.

HOME-SCHOOL CREW, a socializing program for home-school students in grades 1-5, with stories, discussions, games and projects. Thursdays, through May 10. No meeting April 5. 2 p.m., Prince Frederick Library, 850 Costley Way. Free. Registration required. 410-535-0291 or 301-855-1862.

HOME-SCHOOLERS PARK DAY, a recreational activity meeting for home-school students, organized by Sharing Homeschool Enrichments for the La Plata Area Community. Thursdays. 1:30-3 p.m., Laurel Springs Regional Park, 5800 Radio Station Rd., La Plata. Free. 301-392-3723.

Friday 2BINGO, with smoking and nonsmoking areas available and a full-service kitchen. Doors open, 6 p.m.; early games, 7:15 p.m.; regular games, 7:30 p.m., Indian Head Fire Department, 4095 Indian Head Hwy. $13. 301-743-3900 or 301-753-9400.

SUPER BASKET BINGO, includes a basket raffle and a 50/50 drawing. Children attending must have tickets and be accompanied by an adult. Proceeds benefit the Ridge Volunteer Fire Department Auxiliary. 7 p.m., Ridge Volunteer Fire Department, Company 4, 13820 Point Lookout Rd. $20. Additional bingo books or packs of special games, $5. 301-872-5671.

SMOKE-FREE BINGO, early-bird games, 7:30 p.m.; regular games, 8 p.m., St. Peter's School, 3310 St. Peter's Dr., Waldorf. $4; age 70 and older, $3; bingo books, $10; early-bird books, $2. 301-843-1955.

ALCOHOLICS ANONYMOUS MEETING,Leonardtown Step Group, 7 p.m. every Friday at St. Paul's United Methodist Church, 25550 Point Lookout Rd. Free. 800-492-0209.

Saturday 3BOOK SALE, a wide selection of books for sale. Book donations are also accepted. 9:30 a.m.-4 p.m., La Plata Branch Library, 2 Garrett Ave. 301-934-9001 or 301-870-3520. SOUTHERN MARYLAND AUDUBON SOCIETY FIELD TRIP, a trip to observe late winter land birds and waterfowl. 8 a.m.-noon, Park and Ride, Tulagi Place, Lexington Park. Must register in advance. Free. 240-895-7321.

COLLECTOR'S MARKET OF ANTIQUES AND COLLECTIBLES, sponsored by the Charles County chapter of the American Antique Arts Association. Proceeds will be donated to a county historical project. 9 a.m.-3 p.m., Elks Lodge, Route 925, Waldorf. Admission, $2. 301-934-8639.

ANIMAL ADOPTION DAY, St. Mary's Animal Welfare League showcases spayed and neutered cats and dogs available for adoption. 10 a.m.-2 p.m., Petco, Route 235, Loveville. 301-373-5659, http://www.smawl.org.

BASKET BINGO, with a basket raffle and a 50/50 drawing. St. Mary, Star of the Sea School, 6485 Indian Head Hwy., Indian Head. Pack of regular games and four special games, $20; additional packs of regular games, $5; additional special games, $1. 240-216-6225, 301-283-6151.

"THE INTERNET: ANOTHER SOURCE FOR RESEARCHING YOUR ROOTS,"a workshop showcasing the best online resources, as well as explaining the pitfalls of relying on the Internet. Attendees should bring family records. Archives Room at Linden, 70 Church St., Prince Frederick. $15. 410-535-2452.

Monday 5TALK OF THE TOWN TOASTMASTERS, 11:45 a.m.-12:45 p.m., second and fourth Mondays of each month, Three Notch Theatre, 21744 S. Coral Dr., Lexington Park. 301-342-9094 or 301-342-2367.

RED CROSS BLOOD DRIVE, sponsored by the La Plata Lions Club. 1-7 p.m., American Legion Post 82, 6330 Crain Hwy., La Plata. 301-934-1690.

Tuesday 6GROUP SPORTS FOR HOME-SCHOOLERS, physical activities hosted by Sharing Homeschool Enrichments for the La Plata Area Community. 9-10 a.m. Tuesdays, Wills Park, St. Mary's Avenue, La Plata. Free. 301-290-1378. "HOOKS AND CROOKS,"attendees should bring knitting, crocheting, scrapbooking, quilting and sewing materials to work on while the group watches the TV drama "Boston Legal." 7-8:30 p.m., Prince Frederick Library, 850 Costley Way. Free. 410-535-0291 or 301-855-1862.

Wednesday 7HOME-SCHOOLER ACTIVITIES, includes a theater club, a chess and game club and a literary guild, organized by Sharing Homeschool Enrichments for the La Plata Area Community. Noon-3 p.m., La Plata Library, 2 Garrett Ave. Physical activities from 3-4 p.m. at Wills Park, St. Mary's Avenue, La Plata. Free. 301-392-3723.

MONASTERY: A LENTEN SERIES, a presentation about illumination. Includes soup dinner. 6:30-8:30 p.m., St. Paul's Episcopal Church, 25 Church St., Prince Frederick. Free. 410-535-2897.

"LOOKING GREAT AT EVERY AGE,"a workshop providing information about nonsurgical cosmetic procedures. 7 p.m., A Woman's Place, 10 St. Patrick's Dr., Suite 302, Waldorf. Free, registration required. 301-705-7540.

SOUTHERN MARYLAND LANDSCAPE MAINTENANCE SEMINAR, a day-long conference for lawn and landscape contractors and their workers, offered by the University of Maryland Cooperative Extension. The conference will focus on good maintenance techniques for turf and ornamentals. 8:30 a.m.-4 p.m., Holiday Inn, St. Patrick's Dr., Waldorf. 301-934-5403 or 301-753-8195.

SOUTHERN MARYLAND AUDUBON SOCIETY MONTHLY MEETING, Fred Tutman, a Patuxent Riverkeeper, provides insight about the folklore, history and ecology of the Patuxent River, as well as information about other Riverkeeper organizations in the region and throughout the world. 7:30 p.m., Battle Creek Cypress Swamp, 2880 Grays Rd., Prince Frederick. Free. 301-862-9631.

ST. MARY'S COUNTY CAMERA CLUB MEETING, lecture or workshop. Group meets at 7 p.m. the first, second and third Wednesdays of every month, Patuxent River Naval Air Museum, Route 235 and Pegg Road. Membership is not required except to enter competitions (individual, $20; family, $30). 301-862-7984.

Thursday 8SMOKE-FREE BINGO, every Thursday, sponsored by American Legion Post 82 Auxiliary. Doors open, 6 p.m.; early-bird games, 7:15 p.m., 6330 Crain Hwy., La Plata. One pack, $15; two packs, $23; three packs, $30; four packs, $36; early bird, $1 per pack. Winner-take-all and jackpot, $1 per sheet. 301-638-4261. ST. MARY'S AMERICAN ANTIQUE ARTS ASSOCIATION MEETING, members bring a favorite antique, an example of a collection or a delightful piece of miscellany, on which attendees will comment. 9:30 a.m., Leonardtown Library, 23250 Hollywood Rd. Free. 301-475-5999 or 301-475-9258.

ARCHBISHOP NEALE SCHOOL OPEN HOUSE, for new and prospective families to the school. 6:30-8 p.m., Archbishop Neale School, 104 Port Tobacco Rd., La Plata. Free. 301-934-9595. http://www.archbishopnealeschool.org.

CALVERT CONVERSATIONS, residents of Calvert County meet to discuss county history, current events, politics, recipes, travel and more. Prince Frederick Library, 850 Costley Way. Free. 410-535-0291 or 301-855-1862.

BRAIN INJURY SUPPORT GROUP, 10:30 a.m.-noon the first and second Thursdays of each month, for survivors, caregivers and the public. Spring Dell Center, 6040 Radio Station Rd., La Plata. Free. 301-932-6196.

HOME-SCHOOL CREW, a socializing program for home-school students in grades 1-5, with stories, discussions, games and projects. Thursdays, through May 10. No meeting April 5. 2 p.m. Prince Frederick Library, 850 Costley Way. Free, Registration required. 410-535-0291 or 301-855-1862.

LFS BINGO, Thursdays. Doors open, 6 p.m.; start, 7 p.m. Little Flower School, 20410 Point Lookout Rd., Great Mills. 301-481-8370.

HOME-SCHOOLERS PARK DAY, a recreational activity meeting for home-school students, organized by Sharing Homeschool Enrichments for the La Plata Area Community. Thursdays. 1:30-3 p.m., Laurel Springs Regional Park, 5800 Radio Station Rd., La Plata. Free. 301-392-3723.

-- Compiled by MICHAEL TUNISONTo Submit an Item

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