Researching court records, a presentation by Leesburg Town Attorney Jeanette Irby. 10 a.m.-noon, Thomas Balch Library, 208 W. Market St., Leesburg. Free. 703-737-7195.
Rotary Club of Ashburn, noon,1757 Golf Club, 45120 Waxpool Rd., Dulles. 703-969-3070 or www.rotaryclubofashburnva.org.
“Ask An Expert,” a presentation by an Air and Space Museum staff member on “Canada in Space.” 12:30-12:45 p.m. Udvar-Hazy Center, 14390 Air and Space Museum Pkwy., Chantilly. $15 per vehicle. 202-633-1000.
Pinochle, 12:30 p.m., Leesburg Senior Center, 102 North St. 703-737-8039.
Poker, 1:30-4 p.m. Tuesdays and Thursdays, Senior Center at Cascades, 21060 Whitfield Pl., Potomac Falls. $1; center members, free. 703-430-2397.
“The Northern Virginia Stream Restoration Bank: Native Plants and Natural Channel Design” a presentation by Mike Rolband, president of Wetland Studies and Solutions. Sponsored by the Loudoun County Master Gardener program. 7 p.m., Rust Library, 380 Old Waterford Rd., Leesburg. Free. www.loudouncountymastergardeners.org or 703-777-0373.
Sterling Ruritan Club bingo, benefits local charities. 7 p.m., Sterling Ruritan Club, 183 Ruritan Rd. 703-444-6039.
Children’s nature book club, for ages 3-6. A nature-themed book, a nature walk, and games and activities related to the theme. Sponsored by the Loudoun Wildlife Conservancy and the Audubon Naturalist Society. 10-11:30 a.m. Fridays through May 24. Rust Nature Sanctuary, 802 Childrens Center Rd., Leesburg. $3; registration required. 540-338-6528 or firstname.lastname@example.org.
Knitting and crocheting, 10 a.m.-noon, Senior Center at Cascades, 21060 Whitfield Pl., Potomac Falls. Free. 703-430-2397.
“Spring Fling” dance, for people 55 and older, featuring DJ Sky Dantinne. Refreshments. 1-3 p.m., Carver Center, 200 Willie Palmer Way, Purcellville. $3. 571-258-3400.
After-hours teen center, for ages 12-18. Teens must have a permission slip signed by a parent or guardian on file. 7-10 p.m., Cascades Library, 21030 Whitfield Pl., Potomac Falls. Free. 703-444-3228.
“They’re Playing Our Song,” a BITWC Theatre production of Neil Simon’s musical, based on the relationship of composer Marvin Hamlisch and lyricist Carole Bayer Sager. Friday and Saturday at 8 p.m., Sunday at 3 p.m. Franklin Park Performing and Visual Arts Center, 36441 Blueridge View Lane, Purcellville. $20. 540-338-7973 or www.franklinparkartscenter.org.
Gardening symposium, with 12 speakers, garden art and related products. Sponsored by Loudoun County Master Gardeners. 9 a.m.-5 p.m. Saturday and Sunday. Ida Lee Park and Recreation Center, 60 Ida Lee Dr., Leesburg. $45; two days, $70. Lunches included. www.loudouncountymastergardeners.org.
Leesburg winter market, sponsored by the Loudoun Valley HomeGrown Markets Association. 9 a.m.-noon, Catoctin Circle (Virginia Village Shopping Center). 540-454-8089 or www.loudounfarmersmarkets.org.
Spring native plant sale, exhibits will include monarch butterfly stations, native bee houses and bird-attracting plants. plus a sale of used books and other gardening products. Sponsored by Loudoun Wildlife Conservancy. 9 a.m.-4 p.m., Rust Nature Sanctuary, 802 Childrens Center Rd., Leesburg. www.loudounwildlife.org or email@example.com.
“Easter’s Gone to the Dogs,” take your dog and a basket to hunt for treat-filled eggs. Photos with the Easter Bunny. Dogs must be leashed and with an adult guardian. Prizes, vendors and refreshments. 10 a.m.-noon, Philomont Community Center, 36592 Jeb Stuart Rd. $5 per dog. 540-338-5882.
Purcellville community market, 10 a.m.- 1 p.m., It’s Bazaar, 143 N. 21st St., Purcellville. 703-967-0431 or www.loudounfarms.org.
Community Health and Fitness expo, exercise and fitness demonstrations and information on paddleboarding, soccer, cross-fit, hockey, golf and outdoor adventure. 11 a.m.-4 p.m., Claude Moore Recreation Center, 46105 Loudoun Park Lane, Sterling. Free. 571-258-3600 or chris.J.firstname.lastname@example.org.
Lucketts Bluegrass, Junior Sisk and Ramblers Choice. Food sold. 7 p.m., Lucketts Community Center, 42361 Lucketts Rd., Leesburg. $15. www.luckettsbluegrass.org or 703-771-5281.
Book discussion, a presentation by Anthony S. Pitch, “They Have Killed Papa Dead! The Road to Ford’s Theatre, Abraham Lincoln’s Murder, and The Rage for Vengeance,” 2 p.m., Thomas Balch Library, 208 W. Market St., Leesburg. Free. 703-737-7195.
Chamber orchestra concert, a Far Cry, a self-conducted chamber orchestra from Boston, made up of 17 young professionals. 4 p.m., Waterford Old School, 40222 Fairfax St., Waterford. $30; students, $20; age 12 and younger, free. 540-882-3018, Ext. 117, or www.waterfordfoundation.org.
Toastmasters Club, NOVA Dawn Breakers. 7:30-8:30 a.m., Eggspectation restaurant, 1609 Village Market Blvd., Leesburg. 703-608-2286 or email@example.com.
Sewing and “stitch-in,” for beginners. Take sewing, knitting, needlepoint or crochet projects. Machines provided. 9-11:45 a.m., Leesburg Senior Center, 102 North St., Free. 703-737-8039.
Mah-jongg, Chinese tile game. Mondays and Thursdays at noon, Leesburg Senior Center, 102 North St. 703-737-8039.
Sterling Rotary Club meeting, 12:30 p.m. Logan’s Roadhouse restaurant, 46321 McClellan Way, Sterling. 703-401-4509.
Beginners’ line dance, for people 55 and older, led by Carolyn Bledsoe. 1-2 p.m., Carver Center, 200 Willie Palmer Way, Purcellville. Nonmembers, $2. 571-258-3400.
Rotary Club of Leesburg Daybreak, 7:30 a.m., Tuscarora Mill restaurant, 203 Harrison St. SE, Leesburg. www.leesburgdaybreak.org or 703-622-4320.
Party bridge, 1-4 p.m., Leesburg Senior Center, 102 North St. Free. 703-737-8039.
Potluck dinner and white elephant bingo, take a covered dish for six to eight people and a white elephant gift, wrapped or in a gift bag. 5:30-7:30 p.m. Leesburg Senior Center, 102 North St. Free. 703-737-8039.
Bluegrass and folk jam, open to musicians of all skill levels. 7-8:30 p.m., Morningside House, 316 Harrison St. SE, Leesburg. Free. 571-237-2888.
Leesburg Senior Center bingo, advanced game, 9 a.m. Wednesdays; slower bingo, 12:30 p.m. Fridays, Leesburg Senior Center, 102 North St. 703-737-8039.
Book discussion, call for titles. 10 a.m., Leesburg Senior Center, 102 North St. 703-737-8039.
Waterford Quilters, new members are welcome. 10 a.m., Blue Ridge Bible Church, 770 S. 20th St., Purcellville. Free. 540-751-0749 or www.waterfordquiltersguild.org.
Middleburg duplicate bridge, open game. 12:30 p.m., Middleburg United Methodist Church, 15 W. Washington St. $5. 540-687-5093.
Preschool play drop-in, play equipment provided in the gym. Parental supervision required. 3:30-4:30 p.m., Douglass Community Center, 407 E. Market St., Leesburg. $1. 703-771-5913.
“30-Minute Meals,” for ages 7-12. Recipes, kitchen safety and where food comes from. 4-5:15 p.m., Middleburg Community Center, 300 W. Washington St., Middleburg. Call for fee s. 540-687-6375.
Ashburn Toastmasters, for those interested in developing leadership skills. 7:15 p.m. Broadlands Community Center, 43008 Waxpool Rd., Ashburn. www.ashburn.toastmastersclubs.org.
“How to Start a Business,” seminar sponsored by the Loudoun Small Business Development Center. 11 a.m.-1:30 p.m., Comfort Suites, 80 Prosperity Ave., Leesburg. $15; online registration, $10. 703-430-7222 or www.loudounsbdc.org.
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