STEVE POTTER BAND -- 8:30 p.m. Saturday. A blues harmonica concert in the Black Box Theatre. Indian Head Center for the Arts, 4185 Indian Head Hwy., Indian Head. $15; seniors, students and groups of 10 or more, $12. 301-743-3040 or www.IndianHeadBlackBox.org.
SQUARE DANCING -- 7:30-9:30 p.m. Fridays. Dances are presented by the Southern Merry-Landers Square Dance Club. John Hanson Middle School, 12350 Vivian Adams Rd., Waldorf. $5.50; members, $4. 301-893-1974.
DANCE CLASSES -- 6-7:30 p.m. Sundays. Held by Southern Maryland Modern Dance Collective for age 13 and older. Black Belt Academy, Wildewood Shopping Center, Wildewood. Drop-in fee, $10; 10-class card, $65. 301-862-1072.
SQUARE DANCING -- 7:30-9:30 p.m. Tuesdays. Aqua Squares Square Dance Club of Calvert County holds a dance. Southern Community Center, 20 Appeal Lane, Lusby. $5. 410-586-3587 or 301-373-2207.
THE GOOD OLD DAYS TODAY -- 10-11:15 a.m. today. Ages 3-6 enjoy poems, songs, stories and games that celebrate the days of railroading and early resort life in Chesapeake Beach. Light refreshments. Free. Program repeats next Thursday for ages 6-9. Chesapeake Beach Railway Museum, 4155 Mears Ave., Chesapeake Beach. 410-257-3892.
HARRY POTTER BIRTHDAY PARTY -- Stories, refreshments and magical games. Wizard robes optional. Ages 5 and older. Registration required. Free.
* 6:30 p.m. today. Leonardtown library, 23250 Hollywood Rd., Leonardtown. 301-475-2846.
* 2 p.m. Saturday. Lexington Park Library, 21677 FDR Blvd., Lexington Park. 301-863-8188.
FAMILY AND FARM OUTDOOR SAFETY DAY -- 8:30 a.m.-3:30 p.m. Saturday. Rural safety awareness training covers first aid, violent weather safety and farm equipment, lawnmower, bicycle and ATV all-terrain vehicle safety. Also included will be a 911 educational device and health screenings in the Health Connections van. Presented by the St. Mary's County Department of Economic and Community Development, St. Mary's County Fair Association, St. Mary's County Farm Bureau, St. Mary's Hospital, St. Mary's Health Department, St. Mary's Agriculture and Seafood Commission and Maryland Cooperative Extension. St. Mary's County Fairgrounds, Leonardtown. Child, $5; family, $10. T-shirt included. 301-475-4484 or www.agnr.umd.edu/SaintMarys.
DINOSAURS! -- Monday. The Maryland Science Center presents "Dinosaur! Rocks, Tracks and Bones -- What Do They Tell Us About Dinosaurs" for St. Mary's County Library's Professional Performances Summer Reading Clubs. Free. No registration required.
* 12:30 p.m. St. Paul's United Methodist Church, 25550 Point Lookout Rd., Leonardtown. 301-475-2846.
* 3 p.m. Lexington Park library, 21677 FDR Blvd., Lexington Park. 301-475-2846.
"TALL TALES OF THE WILD WEST" -- 10 a.m. Tuesday. A play with Annie Oakley telling tall tales about John Henry, Paul Bunyon and other characters from the Wild West. St. John Vianney Family Life Center, 105 Vianney Lane, Prince Frederick. 410-414-9099.
MARIONETTES -- Stevens Puppets presents "The Legend of Sleepy Hollow" for the library Summer Fun Programs of Calvert and Charles counties. Free.
* 10 a.m. Tuesday, Northeast Community Center, 4075 Gordon Stinnett Ave., Chesapeake Beach. 410-257-2411.
* 2 p.m. Tuesday, Dunkirk Firehouse, 3170 Ward Rd. west, Dunkirk. 410-257-0291.
* 10 a.m. Wednesday, Southern Community Center, 20 Appeal Lane, Lusby. 410-326-5289.
* 2 p.m. Wednesday, Prince Frederick Rescue Squad, 755 Solomons Island Road south, Prince Frederick. 410-535-0291.
* 6:30 p.m. Wednesday, La Plata Library, 2 Garrett Ave., La Plata. 301-934-0001.
AFTERNOON KIDS CLUB -- Sponsored by the Charles County Public Library for children in grades 1-5. Stories, crafts, Readers Theater, songs and games. 1:30 p.m. Free. Registration not required.
* Tuesdays, Potomac library,3225 Ruth B. Swann Dr., Indian Head. 301-375-7375.
* Wednesdays, P.D. Brown library, 50 Village St., Waldorf. 301-645-2864.
* Thursdays, La Plata library, 2 Garrett Ave., La Plata. 301-934-0001.
NIGHTTIME STORY TIME -- Family time with a story. Free. Registration not required.
* 7 p.m. Wednesday. Theme: "Great Hair Day." Lexington Park library, 21677 FDR Blvd., Lexington Park. 301-863-8188.
* 6:30 p.m. next Thursday. Theme: "Portly Pigs." Leonardtown library, 23250 Hollywood Rd., Hollywood. 301-475-2846.
AMAZING BONES -- 10-11 a.m. or 2-3 p.m. next Thursday. Ages 3-5 learn about and search for animal bones. Snack provided. Program repeated 10-11 a.m. Aug. 7. Battle Creek Nature Center, 2880 Grays Rd., Prince Frederick. $3. Registration required. 410-535-5327.
CAMP PHOENIX -- 9:30 a.m.-4 p.m. Aug. 11-13 at East John Youth Center in Lusby. This Calvert Hospice camp is for youths ages 7-15 who are grieving a death. Space is limited, registration required. 410-535-0892 or 301-855-1226.
BOOK DISCUSSIONS -- Join area book groups to discuss recent readings. Free.
* * 7 p.m. Monday. Discuss "Painted House" by John Grisham. Calvert library, 30 Duke St., Prince Frederick. 410-535-0291 or 301-855-1862.
* 7 p.m. Monday. Discuss "American Colonies" by Alan Taylor. Leonardtown library, 23250 Hollywood Rd., Leonardtown. 301-475-2846.
* 7 p.m. Tuesday. Discuss "Wish You Well" by David Baldacci. Charlotte Hall library, 37600 New Market Rd., Charlotte Hall. 301-884-2211.
CRITICS CORNER -- 2 p.m. Monday. Young adults discuss favorite and new books and play games at local library branches. Free. Registration not required.
* La Plata library, 2 Garrett Ave., La Plata. 301-934-9001.
* P.D. Brown library, 50 Village St., Waldorf. 301-645-2864.
* Potomac library, 3225 Ruth B. Swann Dr., Indian Head. 301-375-7375.
ADULT SUMMER READING -- Now through Aug. 14. Beach Book Bingo is underway. Pick up bingo card and start summer reading to win prizes. Calvert Library, 30 Duke St., Prince Frederick. Free. 410-535-0291.
SUMMER STORY TIME -- Calvert library branches offer family story time at all branches. Free.
* 10 a.m. and 1 p.m. Tuesdays. Calvert library, 30 Duke St., Prince Frederick. 410-535-0291 or 301-855-1862.
* 10 and 11 a.m. Tuesdays, Southern library, 20 Appeal Lane, Lusby. 410-326-5289.
* 10 a.m. and 1 p.m. Wednesdays. Twin Beaches library, 3819 Harbor Rd., Chesapeake Beach. 410-257-2411.
* 10 a.m. and 1 p.m. Wednesdays, Fairview library, 8120 Southern Maryland Blvd., Owings. 410-257-2101.
MEET AND GREET -- 8:30-9:30 a.m. today. Also next Thursday and Aug. 12, 19 and 26. Coffee, doughnuts and conversation with Dan Hildebrand, new head of school. The Calverton School, 300 Calverton School Rd., Huntingtown. 888-678-0216.
PET ADOPTIONS -- 10 a.m.-2 p.m. Saturday. St. Mary's Animal Welfare League showcases cats, kittens, puppies and dogs available for adoption. Farm sells bedding plants, home and garden decor, antiques and pet items. Funny Farm, Route 5, Calloway. 301-373-5659.
BACK TO THE FUTURE NATURE HIKE -- 10 a.m.-noon Saturday. Investigate Maryland's past and discover how people used and changed its waterways. Hands-on, interactive insights to the life and times of people long ago. Ages 8 and older. Jug Bay Wetlands Sanctuary, 1361 Wrighton Rd., Lothian. Entrance fee: adults, $3; seniors and ages 8-17, $2. Registration required. 410-741-9330 or www.jugbay.org.
TIDEWATER ARCHAEOLOGY WEEKEND -- 10 a.m.-4 p.m. Saturday and Sunday. Work with professional archaeologists as they uncover Lord Baltimore's Colonial capital. Historic St. Mary's City. Museum fee: adults, $7.50; seniors and ages 6-12, $3.50. Fee includes all activities. 240-895-4990, 800-762-1634 or www.agnr.umd.edu/SaintMarys.
BEER TASTING -- 6 p.m. Saturday. Favorite brew picks from select skippers. Music and dining included. Sponsored by the St. Mary's College of Maryland Alumni Association and Historic St. Mary's City. Adjacent to Farthings Ordinary, next to the State House in Historic St. Mary's City. $40. Reservations required. 240-895-4280, 800-458-8341 or firstname.lastname@example.org.
INVASIVE PLANT REMOVALS -- 10 a.m.-4 p.m. Sunday. Join with the Maryland Native Plant Society and the Sierra Club to help rescue native plants and animals in natural areas. Bring gloves, lunch and water. Ruth Swann Park, Indian Head Highway, Bryans Road. Call for meeting location. 301-283-0808.
FAMILY ENRICHMENT WEEKEND -- Sunday-Wednesday. Activities for all ages, hosted by the Bowie Levites at the Camp Maria Retreat Center, Leonardtown. 301-805-1285 or cboegel@Comcast.net.
CHARLES GOLF CLASSIC -- 9-10:30 a.m. registration; 11 a.m., shotgun start, Monday. Marrick Homes sponsors the 13th Annual College of Southern Maryland Foundation Charles Golf Classic. Registration includes golf, lunch and a gift for each player. All proceeds benefit physical education building renovations at the La Plata campus. Swan Point Yacht and Country Club, Issue. $150. 301-934-7604, 301-870-3008 or 301-884-8131, Ext. 7604.
NATIONAL NIGHT OUT -- 6-9 p.m. Tuesday. Annual crime prevention night in neighborhoods throughout Southern Maryland and the nation. Participating residents lock their doors, turn on a front light and spend the evening outdoors with neighbors. Calvert County, 410-535-3733; Charles County, 301-932-3080; St. Mary's County, 301-475-4200.
MIX AND MINGLE AT VERA'S -- 6-9 p.m. every Wednesday and Thursday throughout the summer. Contests, prizes, second beverage half price, tropical waterfront dining, free entertainment by Lee's Karaoke and Sharon Marman on piano. Vera's White Sands Restaurant, Marina and Lounge, end of White Sands Drive on St. John's Creek, Lusby. 410-586-1182.
SOTTERLEY PLANTATION MANSION TOURS -- 10 a.m.-3 p.m. Tuesdays-Saturdays and noon-3 p.m. Sundays. Guided tours of the mansion on the 300-year-old former tobacco plantation and Colonial port. Sotterley Plantation, 44300 Sotterley Rd., Hollywood. Guided mansion tour and self-guided outbuildings and grounds tour, adults, $7; ages 6-16, $5; 5 and younger, free. Self-guided grounds tour only, $2. Group tours available by appointment. 301-373-2280, 800-681-0850 or www.sotterley.org.
LIVE SEAHORSE EXHIBIT -- 10 a.m.-5 p.m. daily, through Oct. 31. Seahorses from around the globe. Calvert Marine Museum, 14200 Solomons Island Rd., Solomons. Adults, $7; seniors, $6; ages 5-12, $2; 4 and younger, free. 410-326-2042, Ext. 49.
KARAOKE -- 8 p.m.-midnight Saturdays. Proceeds benefit local military veterans and charities. VFW Post 1800, Indian Head. 301-743-5109.
"HONK" -- 7 p.m. today through Sunday and 1 p.m. Saturday. Leonardtown area students make up much of the cast in this 21st annual Parks and Recreation summer stock production. Great Mills High School, 21130 Great Mills Rd., Great Mills. Evening shows: adults, $10; ages 9 and younger, $5. Matinee: adults, $8; ages 9 and younger, $4. 301-475-4200, Ext. 1800.
MARSH ECOLOGY -- 9:30 a.m.-1:30 p.m. Aug. 7. Learn wetland ecology while exploring wetlands along the Patuxent River. Naturalist and experienced volunteers lead trips. Canoe, instruction and all equipment provided. For adults and ages 7 and older. Mail $5 a person in advance including the name, address, phone number and age of each participant. Program repeated 3-7 p.m. Aug. 14 for adults only. Jug Bay Wetlands Sanctuary, 1361 Wrighton Rd., Lothian. Entrance fee: adults, $3; senior and ages 7-17, $2. 410-741-9330 or www.jugbay.org.
"A MIDSUMMER NIGHT'S DREAM" -- 6-8 p.m. Aug. 7 and 8. The classic fairy tale by William Shakespeare, presented by the Chesapeake Youth Players. Proceeds benefit the Battle Creek Nature Education Society's education programs. King's Landing Park, end of King's Landing Road, Huntingtown. Adults, $8; students and seniors, $5. 410-535-5327 or 410-535-1661.
S.W.A.T. MINISTRY FIELD TRIP -- Aug. 7. Singles With a Testimony from New Beginning Christian Center, Accokeek, is sponsoring a Harlem Renaissance excursion to historical landmarks, with lunch and an outlets shopping trip. For costs and departure information, call 301-893-1146.
LA PLATA VOLUNTEER FIRE DEPARTMENT ANNIVERSARY -- Looking for department and auxiliary members who served from 1929 to this year to help celebrate our 75th anniversary. Call 301-934-3201, 301-870-3868 or e-mail email@example.com.
MCDONOUGH CLASS OF 1984 REUNION -- Aug. 28-29 in Solomons. An evening gathering and family events are planned for the 20-year reunion. Class members should e-mail firstname.lastname@example.org or call 301-934-5623.
CENTER FOR ABUSED PERSONS -- Accepting new and used items for its September yard sale. No clothing. Proceeds will help victims of domestic violence, sexual assault and child sexual assault. 301-645-9387.
ST. NICHOLAS LUTHERAN CHURCH -- Seeking crafters to participate in its fall craft fair, scheduled for 9 a.m.-4 p.m. Sept. 25 at the church, 1450 Plum Point Rd., Huntingtown. 410-257-5683.
FREE MULCH -- While supplies last, courtesy of St. Mary's County Department of Public Works and Transportation. Bring a shovel, pitchfork or other equipment to self-load the mulch and a tarp to cover it. 8 a.m.-4 p.m. Mondays through Saturdays. St. Andrew's Landfill, St. Andrew's Church Road, California. 301-863-8400 or www.co.saint-marys.md.us.
-- Compiled by SUSAN BARTON
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