- “Tudor Tots: Halloween” will feature songs, stories and movement (for ages 2 through 4). 10 a.m. $5; free for accompanying adults. Tudor Place Historic House and Garden, 1644 31st St. NW. tudorplace.org.
- The Kids Euro Festival will present “Hungry Like the Wolf: Re-Tellings of the Red Riding Hood Tale” (for ages 3 through 7). 10:30 a.m. Free. West End Interim Library, 2522 Virginia Ave. NW. 202-724-8707.
- “Creepy Crafts” will offer Halloween-themed activities. 3:30 p.m. Free. Tenley-Friendship Library, 4450 Wisconsin Ave. NW. 202-727-1488.
- A Halloween celebration will feature a chance to create your own Halloween cards and crafts, as well as face painting by Alexandra Doroshenko. 4 p.m. Free. Takoma Park Library, 416 Cedar St. NW. 202-576-7252.
- The 16th annual Chevy Chase Halloween Spooktacular — sponsored by Taylor Agostino Real Estate Group and other Connecticut Avenue businesses — will feature a chance for children to collect candy and prizes from neighborhood merchants, participate in face painting and games, and enjoy other festivities. 4 to 6 p.m. Free. Connecticut Avenue between Livingston Street and Chevy Chase Circle NW.
- The Chevy Chase Community Center and the Metropolitan Police Department’s 2nd District will host a Halloween party. 4 to 6 p.m. Free. Chevy Chase Community Center, 5601 Connecticut Ave. NW.
- A Halloween party will feature Spider Slime, Frankenstein Bowling, Spider Web Maze Challenge, a Ghost Pinata, music and snacks. 4:30 p.m. Free. Juanita E. Thornton/Shepherd Park Library, 7420 Georgia Ave. NW. 202-541-6100.
- The Metropolitan Police Department’s 4th District will host its annual Halloween Safe Haven Party & Haunted House with candy, music, food and a costume contest. 5 to 10 p.m. Free. 4th District Police Headquarters, 6001 Georgia Ave. NW.
- Alliance Française de Washington will host a Halloween party with a costume contest, spooky snacks, storytelling and trick-or-treating in the building. 5 to 6:15 p.m. $8; reservations required. Alliance Française de Washington, 2142 Wyoming Ave. NW. francedc.org.
Classes and workshops
- A certified yoga instructor will lead a walk-in gentle yoga class targeted to ages 55 and older. 10 a.m. Free. Georgetown Library, 3260 R St. NW. 202-727-0232.
- The Georgetown Library will present a walk-in yoga class practicing introductory vinyasa techniques. 11:30 a.m. Free. Georgetown Library, 3260 R St. NW. 202-727-0232.
- Facilitator Catharin Dalpino of the Washington English Center will lead an Evening English Conversation Group for members to talk about ideas and events and practice conversation skills. 7 to 8:30 p.m. Free. Georgetown Library, 3260 R St. NW. 202-727-0232.
- The Tuesday Concert Series will feature pianist Anna Ouspenska, violinist Fedor Ouspenska and cellist Igor Zubovsky performing music of the World War II era, including works by Shostakovich and Prokofiev. 12:10 p.m. Free. Church of the Epiphany, 1317 G St. NW. 202-347-2635.
- The Embassy Series will present a concert by cellist Jacques-Pierre Malan and pianist Sahun Hong in honor of the centennial of Oliver Reginald Tambo, former acting president of the African National Congress. 7 to 9:30 p.m. $110. Residence of the Ambassador of South Africa, 4847 Rockwood Parkway NW. 202-625-2361.
Discussions and lectures
- “Migration and Human Rights on the U.S.-Mexico Border” will feature Sister Norma Pimentel from Catholic Charities of the Rio Grande Valley and Amber Arriaga Salinas from Proyecto Azteca. Noon to 1 p.m. Free. Abramson Family Founders Room, School of International Service Building, American University, 4400 Massachusetts Ave. NW. 202-885-2684.
- Musicologist Saul Lilienstein will discuss “The Creative Process” as part of a six-part series on “Puccini: A Deeper Look.” Noon to 1:30 p.m. $20 to $30. S. Dillon Ripley Center, 1100 Jefferson Drive SW. 202-633-3030.
- Writer and activist Joe Belden will discuss “How and Why Did Trump Win Rural Voters, and What Can Democrats and Progressives Do?” Luncheon at 12:15 p.m.; program at 1 p.m. $10 to $30. Woman’s National Democratic Club, 1526 New Hampshire Ave. NW. 202-232-7363.
- Medical historian Lindsey Fitzharris will discuss “The Grisly World of Victorian Surgery.” 6:45 p.m. $20 to $30. S. Dillon Ripley Center, 1100 Jefferson Drive SW. 202-633-3030.
- Peter Edelman will discuss his book “Not a Crime to Be Poor: The Criminalization of Poverty in America.” 7 p.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
- Recovery International will host a small group meeting for people coping with issues such as anxiety, depression, bipolar disorder, panic attacks, stress, anger, fear and obsessive-compulsive disorder. 7 p.m. Free. Chevy Chase Community Center, 5601 Connecticut Ave. NW. 202-364-2680.
Performances and readings
- Joy of Motion Dance Center will present the motion and music of “Rocky Horror” just in time for Halloween, with faculty members teaching “The Time Warp” and other iconic choreography from the 1975 film prior to the performance. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
- The Washington Improv Theater’s “Harold Night” will feature long-form improv performances by various ensembles. 8 and 9 p.m. By donation. Source, 1835 14th St. NW. witdc.org.
- Busboys and Poets will host the Beltway Poetry Slam. 9 to 11 p.m. $5. Busboys and Poets Brookland, 625 Monroe St. NE. 202-636-7230.
- Busboys and Poets will present an open mic poetry night. 9 to 11 p.m. $5. Langston Room, Busboys and Poets 14th & V, 2021 14th St. NW. 202-387-7638.
- The Oyster-Adams Bilingual School will host its 23rd annual Bilingual Book Fair, with proceeds benefiting primary and middle school library programs. 8 a.m. to 8 p.m. Free admission. Oyster Campus, Oyster-Adams Bilingual School, 2801 Calvert St. NW. 202-671-6130. The sale will continue Wednesday and Thursday from 8 a.m. to 8 p.m., Friday from 10 a.m. to 8 p.m., Saturday from 10 a.m. to 4 p.m.; and Nov. 6 from 8 a.m. to 4 p.m.
- The DowntownDC Fall Festival will feature a special Halloween DJ set, pumpkin decorating, storytelling, face painting, candy giveaways and ghoulish stilt walkers. Noon to 2 p.m. Free. Woodrow Wilson Plaza, Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave. NW. downtowndc.org.
- The Woman’s National Democratic Club will celebrate Halloween with a “Murder Mystery Party” at the historic Whittemore House. 6:30 to 9:30 p.m. $70; $125 per couple. Woman’s National Democratic Club, 1526 New Hampshire Ave. NW. 202-232-7363.