- The Kid’s Chess Club will offer weekly chess instruction. 5 p.m. Free. Chevy Chase Library, 5625 Connecticut Ave. NW. 202-282-0021.
- “Tai Chi Health Lab” will offer a chance to learn about tai chi through practice and a study of texts such as “The Harvard Medical School’s Guide to Tai Chi” and Kenneth Cohen’s “The Art of Qigong.” 9:30 a.m. Free. Georgetown Library, 3260 R St. NW. 202-727-0232.
- A weekly class on “Basic Knitting: Casting On, Garter Stitch, Purl Stitch” will offer instruction for beginners who want to learn the essential foundations of knitting. 5 p.m. Free. West End Library, 2301 L St. NW. 202-724-8707.
- The D.C. Public Library and Goethe-Institut Washington will present a lunchtime chamber music series featuring local musicians Ralitza Patcheva and Vasily Popov with special guests. Noon. Free. Goethe-Institut Washington, Suite 3, 1990 K St. NW. goethe.de/washington.
- Vocal Arts DC and the Kennedy Center will present soprano Christine Lyons and tenor John Matthew Myers performing in various different “musical languages” and styles. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
- The Mansion on O Street will present Dan Navarro — who has written songs for artists such as Pat Benatar and The Temptations and has performed as a voice actor for “Happy Feet,” “The Lorax” and “Family Guy” — as part of the Susie’s Songwriter Series. 6 p.m. $25. Mansion on O Street, 2020 O St. NW. 202-496-2020.
- Local musicians Brittney Allen on the flute and Herman Burney on the cello and bass will join National Symphony Orchestra musicians Deanna Lee Bien and Claudia Chudacoff on the violin, Eric deWaardt on the viola and Eugena Chang on the cello. 6:30 p.m. Free. Woodridge Library, 1801 Hamlin St. NE. 202-467-4600.
- The official kickoff concert for “NSO In Your Neighborhood” will feature Nurit Bar-Josef and Joel Fuller on the violin, Mahoko Eguchi on the viola, Rachel Young on the cello, and Alexander Jacobsen, Charles Nilles, William Wasson and Jeffrey Weisner on the bass. 8 p.m. Free; reservations required. The Hamilton Live, 600 14th St. NW. live.thehamiltondc.com.
Discussions and lectures
- “Thursdays at Noon: Slow Looking” will feature a National Portrait Gallery educator leading visitors in a conversation about the painting “Pat Lyon at the Forge.” Noon. Free. Meet in the G Street lobby, National Portrait Gallery, 8th and F streets NW. 202-633-1000.
- Curators and conservators from The George Washington University Museum and The Textile Museum will provide consultations on how to care for textiles as part of the museum’s weekly Textiles at Twelve series. Noon to 2 p.m. Free. The George Washington University Museum and The Textile Museum, 701 21st St. NW. 202-994-5200.
- Photographer Andrew Lichtenstein and historian Alex Lichtenstein will discuss their book “Marked, Unmarked, Remembered,” about sites of social unrest around the country. 6:30 to 8 p.m. Free. Langston Room, Busboys and Poets 14th & V, 2021 14th St. NW. 202-387-7638.
- Emily K. Hobson, assistant professor of history and of gender, race and identity at the University of Nevada, Reno, will discuss her book “Lavender and Red: Liberation and Solidarity in the Gay and Lesbian Left.” 6:30 to 8 p.m. Free; reservations required. The Potter’s House, 1658 Columbia Road NW. pottershousedc.org
- Kendra Field will discuss her book “Growing Up With the Country: Family, Race, and Nation After the Civil War,” about her family’s westward migration of freedom’s first generation in the 50 years after emancipation. 6:30 to 9 p.m. Free. The Loft, Busboys and Poets 5th & K, 1025 5th St. NW. 202-789-2227.
- Justin M. Jacobs, associate professor of history at American University, will discuss the institutional history of the modern museum and its relationship with archaeologists — and soldiers — in the field as part of a five-session lecture series on “Indiana Jones, the Eternal Explorer: The Politics of Archaeology, Empires, and Exploration.” 6:45 p.m. $20 to $30. S. Dillon Ripley Center, 1100 Jefferson Drive SW. 202-633-3030.
- The Mount Pleasant Library’s monthly “Books, Bites & Brews” book club for 20- and 30-somethings will discuss Heidi Julavits’ “The Folded Clock: A Diary.” 7 p.m. Free. The Coupe DC, 3415 11th St. NW. 202-671-3121.
- Helen Thorpe will discuss her book “The Newcomers: Finding Refuge, Friendship, and Hope in an American Classroom.” 7 p.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
- Sara Zaske will discuss her book “Achtung Baby: An American Mom on the German Art of Raising Self-Reliant Children.” 7 p.m. Free. Politics and Prose at the Wharf, 70 District Square SW. 202-488-3867.
- Inspired by the abundance of boating scenes featured in Renoir and Friends, the monthly “Phillips After 5” series will feature a “Sail Away” event where attendees will listen to smooth tunes, make a nautical craft, and challenge friends to a boat race in the first-ever Phillips regatta 5 to 8:30 p.m. $10 to $12; reservations suggested. The Phillips Collection, 1600 21st St NW. 202-387-2151.