12:30 to 1:30 p.m National Building Museum, 401 F St. NW. 202-272-2448. www.nbm.org. Registration required.
9 p.m. Washington Improv Theater, 1835 14th St. NW. 202-204-7770. www.washingtonimprovtheater.com.
With Halloween only two weeks away, it's getting to be about time to carve your pumpkin. This week, NOMA BID is inviting guests to carve a free pumpkin, visit a petting zoo and hear a bluegrass band. Be sure to reserve a pumpkin online (the first 300 people will be provided with pumpkins and carving tools).
4 to 7 p.m. First and Pierce streets NE (1100 First St.). www.nomabid.org/pumpkin-carving.
6 to 8 p.m. Smithsonian American Art Museum, Eighth and F streets NW. 202-633-1000. americanart.si.edu.
ALSO ON FRIDAY
The Hill Center Hill Flicks series will screen "Women in Comedy," about the history of women in the comedy industry and featuring such comedians as Jane Lynch, Ellen DeGeneres, Monique and Sarah Silverman talking about breaking into a male-dominated field.
7:30 to 9:30 p.m. Hill Center at Old Naval Hospital, 921 Pennsylvania Ave. SE. 202-549-4172. www.hillcenterdc.org.
Whether you’re a gourmand or just enjoy good flavors, you'll find something to your taste at this National Geographic food festival. Activities include demonstrations by local chefs; a produce scavenger hunt; a smoothie-bike; fruit and vegetable watercolor painting; and more. The event is held in conjunction with the recently opened exhibition “Food: Our Global Kitchen,” on view through Feb. 22.
10 a.m. to 3 p.m. National Geographic Museum, 1145 17th St. NW. 202-857-7588. www.nationalgeographic.com/museum.
The D.C. Arts Center has described this afternoon of spoken word, featuring local poet Julia Jordan, as a mash-up of Upright Citizens Brigade and Def Poetry Jam.
3 p.m. D.C. Arts Center, 2438 18th St. NW. 202-462-7833. www.dcartscenter.org. $10, reserve tickets.