Concerts

DAVID BACH CONSORT -- 7 p.m. today. Contemporary jazz. Watkins Regional Park, 301 Watkins Park Dr., Upper Marlboro. Free. 301-218-6700.

THE BACK PAGES BAND -- 7:30 p.m. tomorrow. Rock favorites from the 1960s. Montpelier Mansion grounds, Route 197 and Muirkirk Road, Laurel. Free. 301-953-1376.

DEVONNA ROWE -- 10:30 a.m. Wednesday. The opera singer performs. Harmony Hall Regional Center, John Addison Concert Hall, 10701 Livingston Rd., Fort Washington. $5. 301-203-6070.

For Children

SIZZLIN' SUMMER SATURDAY -- 11 a.m. Saturday. With a puppet show, arts and crafts projects and face painting. All ages. Deerfield Run Community Center, 13000 Laurel-Bowie Rd., Laurel. Free. 301-953-7882.

CHILDREN'S READING WORKSHOP -- 11 a.m. Saturday. Children bring their favorite book to practice their reading skills. Ages 12 and younger. Upper Marlboro Community Center, 5400 Marlboro Race Track Rd., Upper Marlboro. Free. 301-627-2828.

FUN IN FLIGHT -- noon-4 p.m. Tuesday. Children of all ages will make an aviation-themed craft. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. Adults, $4; seniors, $3; ages 18 and younger, $2. 301-864-6029.

LIVE ANIMAL SHOW -- 10 a.m. Wednesday. Ages 2 and older. Clearwater Nature Center, 11000 Thrift Rd., Clinton. $2. Reservations required. 301-297-4575.

WEDNESDAY MORNING KIDS' DAY OUT -- 10:30 a.m. Wednesday. An educational musical performance for children in grades K-6. Harmony Hall Regional Center, John Addison Concert Hall, 10701 Livingston Rd., Fort Washington. $4. 301-203-6070.

Lectures

And Literature

JILL NELSON -- 6:30 p.m. today. The author discusses her book "Finding Martha's Vineyard: African Americans at Home on an Island." Karibu Books, the Mall at Prince George's, 3500 East West Hwy., Hyattsville. Free. 301-559-1140.

Recreation

And Exercise

ANACOSTIA RIVER BOAT TOUR -- Noon today, Saturday and Tuesday. Wildlife observation tour led by a park naturalist. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. Free. 301-779-0371.

DEEP WATER WALKING -- 7-8 a.m. Mondays-Fridays. Fitness instructor leads a stress-free water workout, for ages 18 and older. Glenarden/Theresa Banks Complex, 8615-A McLain Ave., Glenarden. $6. 301-772-5515.

DROP-IN WATER AEROBICS -- 7:30-8:30 p.m. today and Tuesday. Water exercise class for ages 18 and older. Glenarden/Theresa Banks Complex, 8615-A McLain Ave., Glenarden. $7; seniors, $6. 301-772-5515.

CHESAPEAKE BAY CRITICAL-AREA DRIVING TOUR -- 10 a.m.-3 p.m. Sunday. Self-guided, four-mile driving tour includes interpretive stops, an observation tower and a timber bridge over wetlands. Patuxent River Park, 16000 Croom Airport Rd., Upper Marlboro. Free. 301-627-6074.

LAKE ARTEMESIA HIKE -- 6:30 p.m. Wednesday. A naturalist leads a walk around the lake. For ages 18 and older. Mount Rainier Nature/Recreation Center, 4701 31st Place, Mount Rainier. Free. 301-927-2163.

Exhibitions

"RAISE THE ROOF" -- Monday through Sept. 24. The concept of "home" is interpreted by artists, architects, designers and schoolchildren. Harmony Hall Regional Center/John Addison Concert Hall, 10701 Livingston Rd., Fort Washington. Free. 301-203-6070.

SENIOR RUG HOOKING -- Tuesday through Aug. 26. Hooked wall pieces by students of artist Roslyn Logsdon. Montpelier Cultural Arts Center, Resident Artist Gallery, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

MIKE SHAFFER -- Through Aug. 19. Works from the artist's "Line Paintings" series. Montpelier Cultural Arts Center, Library Gallery, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

MONTPELIER INVITATIONAL SCULPTURE EXHIBITION -- Through Aug. 21. The 24th annual event showcases work by emerging sculptors. Montpelier Cultural Arts Center, Main Gallery, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

"MAN'S BEST FRIENDS: COLONIAL AMERICANS AND THEIR PETS" -- Through Aug. 31. A look at the types of pets kept by 18th-century Americans. Darnall's Chance House Museum, 14800 Gov. Oden Bowie Dr., Upper Marlboro. $3; seniors, $2; ages 18 and younger, $1. 301-952-8010.

"RUB THE OILS AND STREW THE POWDERS -- THE LEGACY OF EUROPEAN HERBS IN EARLY AMERICAN MEDICINE AND CUISINE" -- through May 2007. Prints from the 16th, 17th and 18th centuries, as well as a look at how the common dandelion has been regarded through the ages. Montpelier Mansion, Route 197 and Muirkirk Road, Laurel. Adults, $3; seniors, $2; ages 5-18, $1; ages 4 and younger, free. 301-953-1376.

"WISH YOU WERE HERE: POSTCARDS OF LAUREL" -- Ongoing. Examples from the turn of the 20th century to today depict Laurel's history and illustrate the evolution of postcards. The Laurel Museum, 817 Main St., Laurel. Free. 301-725-7975.

"LIVING THE HEALTHY LIFE: SPORTS, HEALTH AND FITNESS IN THE NEW DEAL ERA" -- Ongoing. Chronicle of the evolution of health and fitness awareness during the 1930s and 1940s. Greenbelt Museum, 15 Crescent Rd., Greenbelt. Free. 301-507-6582.

RADIO PREMIUMS -- Ongoing. Memorabilia related to radio serials of the 1930s, '40s and '50s, including "Radio Orphan Annie," "Buck Rogers in the 25th Century" and "Captain Midnight." Radio-Television Museum, 2608 Mitchellville Rd., Bowie. Free. 301-390-1020.

"THE FORGOTTEN WAR REMEMBERED: AMERICA AND THE KOREAN WAR" -- Ongoing. Includes 20 photographs documenting the war, from growing tension during the late 1940s through the signing of the armistice in 1953. National Archives at College Park, 8601 Adelphi Rd. Free. 866-272-6272.

Miscellaneous

MARKETPRO COMPUTER SHOW -- 9:30 a.m.-4 p.m. Saturday-Sunday. Hardware, software and supplies. Show Place Arena, 14900 Pennsylvania Ave., Upper Marlboro. $7; ages 10 and younger, free. 301-952-7999.

SOUTHERN MARYLAND HORSE ASSOCIATION SHOW -- 9:30 a.m.-6 p.m. Saturday-Sunday. Saturday: a Western and English horse show. Sunday: hunter/jumper events. Prince George's Equestrian Center, Show Place Arena, 14900 Pennsylvania Ave., Upper Marlboro. Free. 301-952-7999.

To Submit an Item

E-mail: pgextraent@washpost.com

Fax: 301-618-1780

Mail: Prince George's Entertainment, The Washington Post, 9500 Largo Dr., Suite 400, Largo, Md. 20774

Details: Items must be received 10 days before publication date. Include date, time, address, cost and publishable phone number.