■ An animal nutritionist at the Smithsonian’s National Zoo will lead a discussion on how to feed and care for the zoo animals. 11:30 a.m. Free. Amazonia Science Gallery, Smithsonian National Zoo, 3001 Connecticut Ave. NW. 202-633-4888.
■ Children ages 4 to 11 are invited to Rock Creek Park’s Nature Center for a “Young Planetarium” event, featuring an introductory astronomy lesson led by a National Park Service ranger. 4 p.m. Free; receive tickets at the front desk up to 30 minutes before the event. 5200 Glover Rd. NW. 202-895-6000.
Classes and workshops
■ The Arts Club of Washington will host a paint workshop with Pattee Hipschen. Session 3 of 9. 10 a.m. $25. Arts Club of Washington, 2017 I St. NW. Patteepower@msn.com. Sessions run every Wednesdays until March 7.
■ Housing Counseling Services Inc. will present a foreclosure prevention clinic. Noon. Free; reservations requested. Suite 100, 2410 17th St. NW. 202-265-2255. The clinic will also be offered Jan. 31 at 6 p.m.
■ Sixth and I Synagogue will hold a financial empowerment workshop led by Zach Teutsch of Values Added Financial and Rabbi Shira, who will lead a text study and discussion of Jewish money messages. 7 p.m. $30. Sixth and I, 600 I St. NW. 202-408-3100.
■ A foreclosure prevention clinic is being hosted for those who are behind on mortgage or property taxes, being sued or confronting potential mortgage scams. Noon. Free. Housing Counseling Services, Inc., 2410 17th St. NW, Suite 100. 202-667-7006.
■ Musicians from the Kennedy Center Opera House Orchestra will play musical selections from Brahms, Led Zeppelin, Muse, Coldplay, Queen, Gershwin and Bach. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
Discussions and lectures
■ Smithsonian American Art Museum Deputy Chief Curator E. Carmen Ramos will discuss famed Mexican artist Rufino Tamayo’s artistic development, as part of a gallery talk centered around the museum’s “Tomayo: The New York Years” exhibit. 5:30 p.m. Free. Smithsonian American Art Museum, F and 8th streets NW. 202-663-1000.
■ Pulitzer Prize-winning investigative journalist David Cay Johnston, who has covered Donald Trump since 1988, will discuss his book “It’s Even Worse Than You Think: What the Trump Administration is Doing to America.” 7 p.m. Free; no reservations required. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
■ Former Director of National Intelligence James R. Clapper will speak at the International Spy Museum and use his unique expertise to discuss trending topics including U.S. international relations with North Korea, Iran, China and Russia. 6 to 9:30 p.m. $275. 800 F St. NW. 202-393-7798.
■ The Avalon Theatre will show “Holy Air.” Adam is a Christian Arab living in Nazareth, a member of a vanishing minority within a minority in the Holy Land and the Middle East. In a politically unstable world where religion is just another merchandise, can the Holy Air be Adam’s salvation or is it just a big illusion? 8 p.m. $7.50 to $12.50. The Avalon Theatre, 5612 Connecticut Ave. NW.
■ Folger Shakespeare Library Director Michael Witmore shares his perspective on “The Way of the World,” an adaptation of the classic Restoration comedy, in an insightful pre-performance discussion. A reception with light fare is included. 6:30 p.m. $20. Folger Library, 201 East Capitol St. SE. 202-544-7077