Thursday, Aug. 23
District Heights computer class, create an e-mail account and learn how to use it. 9:15 a.m., Spauldings Library, 5811 Old Silver Hill Rd., District Heights. Free. 301-817-3750.
$1 Baysox game, watch the home team take on the Harrisburg Senators for a bargain price. 7:05 p.m., Bowie Baysox, 4101 NE Crain Hwy., Bowie. Purchase online: general admission $1; reserved seats, $3; box seats, $6. 301-653-6139 or www.baysox.com.
Friday, Aug. 24
Bladensburg family movie screening, “Are We Done Yet,” with Ice Cube. Dusk-9:30 p.m., Bladensburg Waterfront Park, 4601 Annapolis Rd. Free. 301-779-0371.
College Park Needle Arts Society, work on quilting, knitting, embroidery and counted cross-stitch projects. 9:30-11:30 a.m. Fridays, Old Parish House, 4711 Knox Rd., College Park. Free. 301-277-9630 or firstname.lastname@example.org.
Clinton dodge ball tournament, for ages 13-17. 7-10 p.m., Stephen Decatur Community Center, 8200 Pinewood Dr, Clinton. Free. 301-297-4648.
North Brentwood flag football game, for ages 10-17. 7-10 p.m., North Brentwood Community Center, 4012 Webster St. Free. 301-864-0756.
Upper Marlboro campfire, for age 2 and older, stories, animal show and roasted marshmallows. 7:30-9 p.m., Watkins Regional Park, 301 Watkins Park Dr., Upper Marlboro. $3; nonresidents of Prince George’s and Montgomery counties, $4. Reservations required. 301-699-2456.
Saturday, Aug. 25
Battle of Bladensburg visitor center fest, celebration of the opening of the new visitor center, which is focused on Maryland’s involvement in the War of 1812. Event features Anacostia River boat tours, War of 1812 reenactments, live music and family activities. Noon-5 p.m., Bladensburg Waterfront Park, 4601 Annapolis Rd. Free. 301-779-0371.
Largo community flea market, sponsored by the James C. Fletcher Jr. Council of the Knights of Columbus. Vendor space available for $20. 8:30 a.m.-1 p.m., St. Joseph Catholic Church, 2020 St. Joseph Dr., Largo. Admission free. 301-390-7150 or email@example.com.
Bladensburg canoeing and fishing, for all ages, learn basic canoe paddling and fishing techniques. 9 a.m.-3 p.m., Bladensburg Waterfront Park, 4601 Annapolis Rd. Free. 301-779-0371.
Lothian marsh ecology canoe trip, for age 7 and older, paddle along the Patuxent River wetlands. Bring water, sunscreen and lunch. 9 a.m.-1 p.m., Jug Bay Wetlands Sanctuary, 1361 Wrighton Rd., Lothian. Program, free; sanctuary admission, $10; registration required. 410-741-9330.
Upper Marlboro nature crafts, for ages 2-10, a story, meeting a live animal and craft-making. 10-11 a.m., Watkins Regional Park, nature center, 301 Watkins Park Dr., Upper Marlboro. $2; nonresidents of Prince George’s and Montgomery counties, $3. Reservations required. 301-699-2456.
Wildlife Conservation Day in Laurel, guided hikes, information on birding, wildlife photography and fishing, archery and firearm demonstrations and crafts; plus exhibits from Meade National Heritage Association and the National Wild Turkey Federation. 10 a.m.-2 p.m., Patuxent Research Refuge, North Tract, Route 198 between the Baltimore-Washington Parkway and Route 32, Laurel. Free. 301-497-5887.
Accokeek Stitch ’n Time club, join the club and learn how to spin and dye wool from the farm’s sheep. 1-4 p.m. the fourth Saturday of each month, Accokeek Foundation, 3400 Bryan Point Rd. Free. 301-283-2113.
College Park kite workshop, build and decorate a kite. 1 p.m., College Park Aviation Museum, 1985 Cpl. Frank Scott Dr. $8, registration required. 301-864-6029.
E-books assistance in District Heights, bring your Kindle, iPad, Nook or other e-reader device and learn how to download books and more. 1 p.m., Spauldings Library, 5811 Old Silver Hill Rd., District Heights. Free. 301-817-3750.
War of 1812 drill, watch reenactors practice their drills and learn how to fire a musket. 1-5 p.m., Marietta House Museum, 5626 Bell Station Rd., Glenn Dale. $10. 301-464-5291.
Upper Marlboro water creatures, search a pond for fish, bugs, turtles and other species. 2-3 p.m., Merkle Wildlife Sanctuary, 11704 Fenno Rd., Upper Marlboro. Free, registration required. 301-888-1410.
Beltsville “Xtreme Teens” Frisbee game, for ages 10-17, throw a Frisbee at a portable target. 7-10 p.m., Beltsville Community Center, 3900 Sellman Rd. Free. 301-937-6613.
North Brentwood youth party, for ages 10-17, skating, music and refreshments. 7-10 p.m., North Brentwood Community Center, 4012 Webster St. Free. 301-864-0756.
Landover outdoor movie, watch Will Smith and Tommy Lee Jones in “Men in Black.” 7-10 p.m., Kentland-Columbia Park Community Center, 2411 Pinebrook Ave., Landover. Free. 301-386-2278.
Upper Marlboro astronomy event, the Astronomy Club of Southern Maryland hosts this event to observe star clusters and nebulae in the night sky using telescopes. 8-10 p.m., Merkle Wildlife Sanctuary, 11704 Fenno Rd., Upper Marlboro. Free, reservations required. 301-888-1410.