RIVER CONCERT SERIES -- 7 p.m. tomorrow. Sixth in the summer series of outdoor concerts featuring the Chesapeake Orchestra, directed by Jeffrey Silberschlag. This concert, "Something for the Soul," features violinist Lara St. John performing Max Bruch's Violin Concerto No. 1 and Gustav Mahler's Symphony No. 5. Townhouse Green, St. Mary's College of Maryland, 18952 Fisher Rd., St. Mary's City. Free. 240-895-4191.
JAZZ CONCERT -- 2:30 p.m. Sunday. The Al Maniscalco Quartet of Baltimore performs on the Boardwalk. Presented by the Arts Council of Calvert County. Boardwalk Pavilion, Solomons Island. Free. 410-257-7005.
ALLEN GARDINER AND JOE WEBB -- 3-8 p.m. Sunday. Rain date, Aug. 15. Outdoor country and rock-and-roll concert featuring music from the '50s, '60s and '70s. Bring lawn chairs and blankets. Izaak Walton League, 4200 Gardiner Rd., Waldorf. Adults, $10; ages 14-18, $5; 13 and younger, free. Admission does not include food, sodas and beer available for purchase through on-site vendors. 301-645-3323 or firstname.lastname@example.org.
MERLE HAGGARD -- Gates open, 5 p.m.; concert, 6:30 p.m., Sunday. Ralph's Dodge-Jeep and Cumberland & Erly LLC present the country musician in Waterside 2004. Calvert Marine Museum outdoor stage, 14150 Solomons Island Rd., Solomons. Reserved seats, $45; standing room, $35. 800-787-9454.
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 ages 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 6-9 enjoy poems, songs, stories and games that celebrate the days of railroading and early resort life in Chesapeake Beach. Chesapeake Beach Railway Museum, 4155 Mears Ave., Chesapeake Beach. Free. Groups of five or more must register in advance. 410-257-3892.
HARRY POTTER BIRTHDAY PARTY -- 3 p.m. today. Ages 5 and older invited to birthday celebration featuring music, interactive stories, refreshments and games. Wizard robe attire welcome. Charlotte Hall Library, 37600 New Market Rd., Charlotte Hall. Free. Registration required. 301-884-2211.
SIGN LANGUAGE -- 10 a.m., 12:30 and 3 p.m. Saturday. Children's Summer Professional Performances group presents "Once Upon a Sign," an opportunity for children to learn sign language while journeying through a land of kings and queens, dragons and castles. Sponsored by the St. Mary's County Public Library through a grant from the St. Mary's Arts Council, awarded by the Maryland State Arts Council and matching funds from Century 21 New Millennium. Free at various locations. No registration required. 301-475-2846.
* 10 a.m., Charlotte Hall Veterans Home, 29449 Charlotte Hall Rd., Charlotte Hall.
* 12:30 p.m., St. Paul's United Methodist Church, 25550 Point Lookout Rd., Leonardtown.
* 3 p.m., Lexington Park Library, 21677 FDR Blvd., Lexington Park.
SATURDAY SPECIAL STORY TIME -- For all ages, stories, crafts and singing. Every Saturday throughout the year. Free.
* 10 a.m., Potomac Library, 3225 Ruth B. Swann Dr., Indian Head. 301-375-7375.
* 1 p.m., P.D. Brown Library, 50 Village St., Waldorf. 301-645-2864.
* 3 p.m., La Plata Library, 2 Garrett Ave., La Plata. 301-934-9001.
DINOSAURS! -- The Maryland Science Center visits with a presentation on dinosaurs. Funded by SMECO. Monday. Free.
* 10 a.m., Charlotte Hall Veterans Home, 29449 Charlotte Hall Rd., Charlotte Hall. 301-884-2211.
* 1:30 p.m. , P.D. Brown Library, 50 Village St., Waldorf. 301-645-2864.
VACATION BIBLE SCHOOL -- 6-8:30 p.m. Monday through July 23. Third- through fifth-graders share games, hands-on activities, crafts, stories and cross-training for life lessons including accepting, loving and forgiving others. White Plains Baptist Church, 8470 Marshall Corner Rd., Pomfret. Free. Registration required. 301-932-3994.
CRAFT AND CULTURE CAMP -- 9:30-11:30 a.m. for ages 5-8; 1:30-3:30 p.m. for ages 9-12; Monday-July 23. Michaels and Crayola present "Around the World With Crafts," a one-week camp featuring arts and crafts projects that provide a look at cultures from around the globe. Each day, campers journey to two cultures and create two projects. Michaels, 3026 Festival Way, Waldorf. $7.50 per day or $30 for the week. Reservations required. 301-638-5669.
COMEDY ACT -- Calvert Library Summer Fun Program presents Michael Rosman. Free.
* 10 a.m. Tuesday, Northeast Community Center, 4075 Gordon Stinnett Ave., Chesapeake Beach. 410-257-2411.
* 2 p.m. Tuesday, Dunkirk Volunteer Fire Department, 3170 West Ward Rd., Dunkirk. 410-257-2101.
* 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 Rd. south, Prince Frederick. 410-535-0291.
FAMILY BOOK DISCUSSION -- 7 p.m. Tuesday-next Thursday. Parents and their fourth- through sixth-grade readers discuss "Hoot" by Carl Hiassen. Registration required; first 15 registered families receive a free copy of the book. Free.
* Tuesday, Southern Library, 20 Appeal Lane, Lusby. 410-326-5289.
* Wednesday, Calvert Library, 30 Duke St., Prince Frederick. 410-535-0291.
* Next Thursday, Fairview Library, 8120 Southern Maryland Blvd. south, Owings. 410-257-2101.
* Next Thursday, Twin Beaches Library, Captain's Quarters, 3819 Harbor Dr., Chesapeake Beach. 410-257-2411.
WHAT IS A MUSEUM? -- 10-11:15 a.m. next Thursday. Ages 8-12 are introduced to the museum experience and the treasures a museum holds. Chesapeake Beach Railway Museum, 4155 Mears Ave., Chesapeake Beach. Free. Groups of five or more must register in advance. 410-257-3892.
NIGHTTIME STORY TIME -- 6:30 p.m. next Thursday. Family story time for all ages. Charlotte Hall Library, 37600 New Market Rd., Charlotte Hall. Free. 301-884-2211.
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.
WATERCOLOR AND OILS ART SHOW -- 10 a.m.-4 p.m. Saturday and Sunday; artist reception, 1-3 p.m. Saturday. Works by local artists Ruth Marshall, Kaaren Oakley and Sue Stevenson. Annmarie Garden, 13480 Dowell Rd., Solomons. Free. 410-326-4640 or www.annmariegarden.org.
CALVERT CONVERSATIONS -- 10 a.m. today. A casual get-together to discuss what's happening in the county. Guest Kathy O'Brien discusses the Code Home Rule form of local government. Coffee provided, but bring your own mug. Southern Library, 20 Appeal Lane, Lusby. 410-535-0291 or 301-855-1862.
BOOK DISCUSSIONS -- Join area book groups to discuss recent readings. Free.
* 2 p.m. today. Discuss Julia Alvarez's "Yo!," a humorous look at a Dominican Republic family. Southern Library, 20 Appeal Lane, Lusby. 410-326-5289.
* 7 p.m. next Thursday. Discuss Graham Greene's "The Quiet American." Leonardtown Library, 23250 Hollywood Rd., Leonardtown. Free. 301-475-2846.
DINNER AND DIALOGUE -- 6:30-8:30 p.m. Saturday. First in a five-part series on the Chesapeake Bay features author Eric Mills discussing "The Chesapeake Bay in the Civil War." Claudia's Steakhouse, Hawthorne Country Club, La Plata. $75 fee includes multi-course gourmet dinner. Does not include book, available on-site for purchase and author's signing. Registration required. 301-392-0213.
SEPARATION, DIVORCE AND CHILDREN -- 5-8 p.m. Wednesday and next Thursday. "Transparenting" seminar offered by Walden/Sierra Inc. for parents concerned about the impact of divorce on their children. Learn skills to handle the changing needs of children whose parents divorce. Facilitated by licensed counselors. Walden/Sierra, 26845 Point Lookout Rd., Leonardtown. $120 fee includes course workbook and refreshments. 301-863-6661.
GARDENING CLASS -- 7 p.m. Wednesday. Learn how to best incorporate organic methods into gardening. Topics include pest management, organic fertilizers, pest and weed controls and conventional chemical methods. Presented by the Master Gardeners of St. Mary's County. Leonardtown Library, 23250 Hollywood Rd., Leonardtown. Free. 301-475-2846.
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.
AARP DRIVER SAFETY PROGRAM -- 1-5 p.m. today and tomorrow. Classroom driver refresher course designed for motorists age 50 and older. Best Driving Academy, 105 Paul Mellon Ct., Suite 17, Waldorf. Fee and registration information available at 301-893-1146.
SPECIAL OLYMPICS AUCTION -- Preview and registration, 6 p.m.; bidding, 7 p.m. tomorrow. Home furnishings, entertainment packages, services, dining certificates, sports, recreation and children's items will be available for bidding. All proceeds benefit Special Olympics Charles County. Light refreshments. Greater Waldorf Jaycees Community Center, 3090 Crain Hwy., Waldorf. 301-934-0137 or 301-870-3388, Ext. 5137.
'ROUND ST. GEORGE ISLAND REGATTA -- 10 a.m. Saturday. All human-powered craft including canoes, kayaks, skiffs, rowboats and pulling boats are invited to the Calvert Marine Museum Canoe/Kayak Club's first regatta. Circular 5.5-mile course provides a good, but not exhausting, workout. Prizes awarded in various categories, including most imaginative entry. St. George Island, just over the Route 249 Bridge, St. Mary's County. 410-394-6915, 410-326-6669, 410-326-3551 or 301-475-1615.
CRAB FEAST CRUISE -- 4-6 p.m. Saturday. All-you-can-eat Chesapeake Bay blue crabs aboard the Chesapeake Bay Field Lab's skipjack, Dee of St. Mary's, with tomatoes, corn on the cob and cantaloupe. Bring your own beverages. Proceeds benefit the Chesapeake Bay Field Lab, Piney Point. $50. Reservations required. 301-994-2245, email@example.com or www.thebaylab.org.
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.
"THE IMAGINARY INVALID" -- 6:30 p.m. Friday-Sunday. Annual outdoor performance by the Twin Beach Players at the beach features a satirical look at the medical profession. Bring a blanket or chairs and a picnic. Third and Bay avenues, North Beach. Free. Donations accepted. 301-855-0009 or www.twinbeachplayers.org.
"INHERIT THE WIND" -- 8 p.m. tomorrow and Saturday, 3 p.m. Sunday. The Port Tobacco Players present the confrontation between evolution and religious beliefs in a contemporary version of the classic dramatic play. Set in 2004 La Plata, the town is rocked to its foundation when a young educator defies a state ban and teaches evolution to his students. The cast includes nine county and state government officials in small roles. Charles County Government Center, La Plata. Adults, $12; seniors and students, $10. 301-932-6819.
"PUMP BOYS AND DINETTES" -- 8:30 p.m. tomorrow and Saturday. Held over a second weekend by popular demand. A musical revue about friendship and life's simple pleasures presented by the James Adams II Repertory Company. Black Box Theatre at The Indian Head Center for the Arts, 4185 Indian Head Hwy., Indian Head. Adults, $18; seniors and students, $15. 301-743-3040 or www.indianheadblackbox.org.
AMERICAN RED CROSS HEALTH AND SAFETY COURSES -- A variety of courses are offered by the Prince Frederick Office of the Southern Maryland Chapter this month. All courses require advance registration and payment. Courses are offered at the County Services Plaza, 150 Main St., Prince Frederick. 410-535-5230.
* BABYSITTER'S TRAINING: 9 a.m.-4:15 p.m. Saturday. Designed for ages 11-15 to learn leadership, decision-making skills, basic care and first aid. $36 fee includes tote bag, book and first aid kit.
* CPR/AED/FIRST AID: 5-9:30 p.m. Tuesday and Wednesday. Satisfactory completion at session earns one-year certification in adult, infant and child cardiopulmonary resuscitation, automated external defibrillation and first aid. $42 covers all materials.
* CPR RECERTIFICATION: 8 a.m.-noon July 24. Designed for those certified but needing one-year recertification. Cost varies depending on materials needed by participant.
BASKET BINGO FOR HOSPICE -- Doors open, 5 p.m.; games starts, 6 p.m. July 23. All proceeds benefit Calvert Hospice. Calvert High School, 600 Dares Beach Rd., Prince Frederick. $20; available in advance at 301-855-3767. Additional information, 410-535-0892 or 301-855-3767.
MARSH ECOLOGY BY CANOE -- 9:30 a.m.-1:30 p.m. July 25. 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. 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.
KIDSFEST '04 -- 1-6 p.m. July 25. Family activities featuring helmet give-away, bike rodeo, magician, caricature artists, face painting, storytelling, safety workshops and the Baltimore Ravens Cheerleaders. Representatives from local community agencies with informational handouts. Hosted by Volunteer Southern Maryland. College of Southern Maryland, 8730 Mitchell Rd., La Plata. Admission fee is a donation of at least one new or used book or toy. All items received will be donated to low-income families in the community. 301-934-7642, 301-870-3008 or 301-884-8131, Ext. 7642.
PARENT/TEEN BOOK DISCUSSION -- 7 p.m. July 29. Families should pick up a free copy of "The First Part Last" by Angela Johnson before discussion date. Book is about a father struggling to raise his infant while juggling his roles as a student and teenager. Contains strong language and mature subject matter. Calvert Library, 30 Duke St., Prince Frederick.
LA PLATA VOLUNTEER FIRE DEPARTMENT ANNIVERSARY -- Looking for members of the department and ladies auxiliary who served the unit between 1929 and this year to help celebrate its 75th anniversary. Call 301-934-3201, 301-870-3868 or e-mail firstname.lastname@example.org.
MCDONOUGH CLASS OF 1984 REUNION -- Aug. 28-29 in Solomons. An evening gathering. Family events are planned. Class members should e-mail email@example.com or call 301-934-5623.
-- Compiled by SUSAN BARTON
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