Concerts

BANDING TOGETHER -- 7:30 p.m. tomorrow. The concert and symphonic bands and the wind ensemble at Eleanor Roosevelt High School perform in a biennial concert. 7600 Hanover Pkwy., Greenbelt. Free. 301-345-5393.

MUSIKANTEN -- 3 p.m. Sunday. Choral ensemble performs Renaissance and Spanish Baroque selections and music by contemporary Washington composers as part of the Montpelier Classical Recital Series. Montpelier Cultural Arts Center, 12826 Laurel-Bowie Rd., Laurel. $5. Reservations, 301-953-1993.

For Children

PETER PAN CLUB -- 10:30 a.m.-noon today. Aviation stories, crafts, games and museum exploration for ages 3-5. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. Free with museum admission: $4; seniors, $3; ages 18 and younger, $2. 301-864-6029.

NATURE DISCOVERY: REPTILES ALIVE -- 1-2 p.m. today. Children ages 3-5 will learn about these scaly creatures. Mount Rainier Nature and Recreation Center, 4701 31st Pl., Mount Rainier. $2. 301-927-2163.

CLAWS AND PAWS DAY -- 1-4 p.m. Saturday. Wild animal display, with birds of prey and reptiles. Also, information about proper pet choices, pet adoption options and rescue groups that help abandoned exotic pets such as parrots, iguanas and hedgehogs. Watkins Nature Center, 301 Watkins Park Dr., Upper Marlboro. $3. 301-218-6702.

Theater

"THE SEVEN YEAR ITCH" -- 8 p.m. tomorrow and Saturday, 2 p.m. Sunday. Bowie Community Theatre presents a comedy about a man's midlife crisis. Bowie Playhouse, Whitemarsh Park, 6314 Crain Hwy., Bowie. $12; students, $10. 301-805-0219.

Lectures and Literature

LISA PRICE -- 7 p.m. today. The author of "Success Never Smelled So Sweet: How I Followed My Nose and Found My Passion" discusses her life and her book. Largo-Kettering Branch Library, 9601 Capital Lane, Largo. Free. 301-336-4044.

SPRING HISTORY LECTURE SERIES -- 7:30 p.m. Wednesday. James W. Cheevers, senior curator and associate director of the U.S. Naval Academy Museum, will speak about the history of the U. S. Naval Academy, from its founding in 1845 to the present. Refreshments provided. Montpelier Mansion, Route 197 and Muirkirk Rd., Laurel. 301-953-1376.

ALICE RANDALL -- 4 p.m. Wednesday. The author of "The Wind Done Gone" discusses her new book, "Pushkin and the Queen of Spades." Karibu Books, Bowie Town Center, 15624 Emerald Way, Bowie. Free. 301-352-4110.

Sports and Recreation

DEEP-WATER WALKING -- 7-8:30 p.m. Mondays-Fridays. Pool workout for ages 18 and older. Glenarden/Theresa Banks Complex, 8615-A McLain Ave., Glenarden. $6. 301-772-5515.

ANACOSTIA RIVER BOAT TOURS -- Noon-12:45 p.m. Tuesdays, Thursdays and Saturdays; 7-7:45 p.m. Sundays. A guided tour aboard a pontoon to search for birds and other wildlife. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. Free. 301-779-0371.

OPEN SWIM -- 6-8 p.m. tomorrow, for all ages. Prince George's Sports & Learning Complex, 8001 Sheriff Rd., Landover. Free. 301-583-2400.

EVENING HIKE -- 7:30-9 p.m. tomorrow. Naturalist-led hike to look for wetland plants, frogs, birds and signs of beaver activity. Ages 5 and older. Watkins Nature Center, 301 Watkins Park Dr., Upper Marlboro. $2. Reservations, 301-218-6702.

BASICALLY BIRDING -- 8-10 a.m. Saturday. A naturalist leads a hike and teaches how to recognize local birds by sight and sound. Bring binoculars. Ages 18 and older. Clearwater Nature Center, 11000 Thrift Rd., Clinton. $3. Reservations, 301-297-4575.

CANOE LESSONS -- 10 a.m.-2 p.m. Saturday, for ages 10 and older. Certified instructor teaches paddling skills. Canoes, paddles and life jackets provided. Bring a bag lunch. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. $30. Reservations, 301-779-0371.

AFRICAN/CARIBBEAN DANCE WORKOUT -- 10-11:15 a.m. Saturdays. An intense workout for ages 16 and older. Mount Rainier Nature and Recreation Center, 4701 31st Pl., Mount Rainier. $7. 301-927-2163.

Exhibitions

TOM BLOCK -- Through May 27. Paintings on wood, inspired by the writings of the 14th-century mystic Meister Eckhart. Montpelier Cultural Arts Center, 12826 Laurel-Bowie Rd., Laurel. Free. 301-953-1993.

"IN TUNE WITH NATURE: THE PROMISE OF SPRING" -- Through Saturday. Photography by Beth Kingsley Hawkins. Tai Sophia Institute, 7750 Montpelier Rd., Laurel. 301-725-1674.

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 chronicling the war, from growing tension during the late 1940s through signing of the armistice in 1953. National Archives at College Park, 8601 Adelphi Rd. Free. 301-713-6800.

Miscellaneous

SOUTHERN MARYLAND HORSE ASSOCIATION -- 8 a.m. Saturday and Sunday. Regional horse show. The Show Place Arena, 14900 Pennsylvania Ave., Upper Marlboro. Free. 301-952-7999.

HAND-DANCE SOCIAL -- 8 p.m.-midnight. Saturday. Hand-dance for ages 14 and older. Glassmanor Community Center, 1101 Marcy Ave., Oxon Hill. $7. 301-567-6033.

ADULT HAND-DANCE SOCIAL -- 9 p.m.-1 a.m. Saturday. Annual social for ages 18 and older featuring the latest dance steps. Hillcrest Heights Community Center, 2300 Oxon Run Dr., Hillcrest Heights. Individuals, $5; couples, $8. 301-505-0896.

ARTS AND CRAFTS BAZAAR -- Noon-4 p.m. Sunday. Craft displays created by members of adult and senior craft classes. Glenn Dale Community Center, 11901 Glenn Dale Blvd., Glenn Dale. Free. 301-352-8983.

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