Events calendar: Saturday, April 21

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Children’s programs

  • Construct a model city out of recyclables to display in the Great Hall of the National Building Museum at the “Designing For Our Changing World”-themed family afternoon. At this event, student teams from the DiscoverE “Future City Competition” will present their award-winning designs. 11 a.m. to 3 p.m. $7 to $10 museum admission. National Building Museum, 401 F St. NW. 202-272-2448.
  • The Rock Creek Park planetarium will host “Winter Night Sky,” a presentation of the brightest stars, planets and constellations that are visible in the wintertime. Recommended for ages five and up. 1 to 1:45 p.m. Free; required tickets can be obtained up to 30 minutes in advance. Rock Creek Park Nature Center, 5200 Glover Road NW. 202-895-6224. This event will repeat every Saturday and Sunday until April 29.
  • Join National Park Service Ranger Tony Linforth in celebrating Earth Month at “Planet Earth: Adventures of a Blue-Green World,” a planetarium program that will explore Earth’s past, present and future. Recommended for ages seven and up. 4 to 4:45 p.m. Free. Rock Creek Park Nature Center, 5200 Glover Road NW. 202-895-6070. This event will repeat every Saturday through April 28.

Classes and workshops

  • The Smithsonian Museum of the American Indian will hold an Earth Day program defining and exploring the importance of a habitat, where museum visitors will be able to make a bug habitat with found and recycled materials, participate in an art-puzzle that focuses on the Chesapeake Bay environment, and and learn about habitats for specific animals such as the Monarch butterfly. 10 a.m. to 4 p.m. Free. National Museum of the American Indian, 4th St. and Independence Ave. SW. 202-633-1000.
  • “Asana and Architecture” will bring yoga class to the Great Hall of the National Building Museum. Participants will also get a private, guided museum tour after the class. 10 to 11 a.m. $20. National Building Museum, 401 F St. NW. 202-272-2448.
  • Bring a yoga mat and a towel to the Kennedy Center for a weekly all-levels vinyasa yoga class in the Grand Foyer. 10:15 a.m. Free; registration required. Kennedy Center, 2700 F St. NW. 202-467-4600. Event repeats every Saturday.
    • The U.S. Botanic Garden will hold its weekly “Yoga in the Garden” class that will allow participants to tune into their breath while enjoying the natural beauty of the garden. 10:30 to 11:30 a.m. Free. Conservatory Gallery, U.S. Botanic Garden, 100 Maryland Ave. SW. 202-225-8333.
    • The National Portrait Gallery will hold a creative writing session targeted for adults, which will take inspiration from the gallery’s special exhibition “The Sweat of Their Face: Portraying American Workers.” 10:30 a.m. to 1 p.m. Free, registration required. National Portrait Gallery, 8th and F streets NW. 202-633-1000. This event repeats weekly.

Concerts

  • Students of Alice Deal Middle School will present Disney’s “High School Musical” on stage. 1 and 6:30 p.m. $5 for children; $12 for adults. Alice Deal Middle School Auditorium, 3815 Fort Drive NW.
  • Conrad Tao will perform Beethoven’s Sonata in A-Flat Major, Op. 110 and Mussorgsky’s “Pictures at an Exhibition” as well as modern compositions as part of the Hayes Piano Series. 2 p.m. $45. Terrace Theater at the Kennedy Center, 2700 F St. NW. 202-833-9800.
  • The Choral Arts Society of Washington, under the direction of Scott Tucker, will perform a program of nature-inspired music at their “After Spring Sunset” concert. 5 p.m. $30. Church of the Epiphany, 1317 G St. NW. 202-347-2635.
  • Flautist Leah Arsenault, oboeist Jamie Roberts, clarinetist Kristin King, horn player Robert Rearden, bassoonist Samuel Blair and pianist Jamila Tekalli will perform at the Kennedy Center. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
  • At “Centenary Celebration,” the American University Chorus and AU Symphony Orchestra will commemorate 100 years since the birth of Leonard Bernstein with a performance of his composition “Chichester Psalms,” plus works by Mahler, Elgar and Dvořák. 7:30 p.m. $5 to $10. Katzen Arts Center, 4400 Massachusetts Ave. NW. auarts@american.edu. This performance will repeat on April 22 at 3 p.m.
  • Celebrate “The Music of Dumbarton” including concerts, art activities and exhibitions that feature the history, organizations, music and performers of the Dumbarton area. 8 p.m. $39 to $42. Dumbarton United Methodist Church, 3133 Dumbarton St. NW. 202-965-2000.
  • Musical trio Abu Sadiya — consisting of French saxophonist Yacine Boularès and cellist Vincent Segal, plus American drummer Nasheet Waits — will reimagine Tunisian healing trance music known as “Stambeli” in a performance that is part of their U.S. tour. 8 p.m. $25 to $28. The Atlas Performing Arts Center, 1333 H St. NE. 202-399-7993.

Discussions and lectures

  • Mindy Thomas, host of NPR’s “Wow in the World” podcast, will host a live, interactive talk about zoo science with Smithsonian scientists and animal keepers. This is part of the Smithsonian National Zoo’s all-day “Earth Optimism Day” celebrations, which also features conservation-themed “education stations” and Animal enrichment programs. 11 to 11:30 a.m. Free. Visitor Center Auditorium, Smithsonian National Zoo and Conservation Biology Institute, 3001 Connecticut Ave. NW. 202-633-4888.
  • National Geographic Explorers Marina Elliott and Genevieve von Petzinger will discuss their work using science to unravel the mysteries of our human ancestry and the beginnings of the written language, as part of a family event that will also include playing Kahoot! And a screening of the film “Chimps: Next of Kin.” 11 a.m. to 1 p.m. $10 to $15. National Geographic Museum’s Gilbert H. Grosvenor Auditorium, 1145 17th St. NW. 202-857-7700.

Films

  • The National Geographic Museum will screen “Jerusalem 3-D,” which features aerial footage of the ancient city of Jerusalem. Noon, 1, 2 and 3 p.m. $7. Grosvenor Auditorium, 1600 M St. NW. 202-857-7700. The film will be shown Saturdays and Sundays until August.
  • Experimental filmmaker Craig Baldwin, known for his use of found footage, will introduce a screening of his 1995 documentary “Sonic Outlaws,” which follows the Bay Area-based band Negativland as they face legal challenges involving intellectual property. 2 p.m. Free. National Gallery of Art, 6th and Constitution avenues NW. 202-737-4215. Baldwin will also introduce a screening of one of his collage films on April 22 at 4 p.m.

Performances

  • Ford’s Theatre will present a performance of “The Wiz,” an adaption of L. Frank Baum’s novel “The Wonderful Wizard of Oz” featuring soul, gospel, R&B and pop music as well as lively choreography. 2 and 7:30 p.m. $35 to $81. Ford’s Theatre, 511 10th St. NW. 888-616-0270. The show will continue until May 12.
  • The tour of “Potted Potter,” a production that condenses all seven Harry Potter books into a 70-minute performance, will arrive in D.C. 2:30 and 5 p.m. $59 to $95. Sidney Harman Hall, 610 F St. NW. 202-547-1122. This production will run through April 22.
  • Folger Shakespeare Library will present “The Winter’s Tale,” William Shakespeare’s play about jealousy, prophecy, redemption and the power of forgiveness. 7:30 p.m. $35 to $79. Folger Theatre, 201 East Capitol St. SE. 202-544-7077. This production will run until April 22.
  • The Shakespeare Theatre Company will present “Waiting for Godot,” Samuel Beckett’s tragicomedy about two men killing time as they wait at a bus stop for a man who never arrives. 7:30 p.m. $38 to $102. Lansburgh Theatre, 450 7th St. NW. 202-547-1122. This production will run through May 20.
  • Story District’s show “Please Don’t Stop the Music” will feature live storytelling of true anecdotes about music, artists and moving sounds. Performers include Shawna Renee, Darryl Smith, Scott Hollingsworth, Dru Ryan, Marc Clarke, Julie Yoder, Nicholas Smith, Rowan Crawley and Mary Rhodes. 8 to 10 p.m. $15. Publick Playhouse, 5445 Landover Road, Cheverly. 301-277-1710.
  • The Georgetown University Theater & Performance Studies program will premiere the witty and moving play “Amanuensis” by L.M. Feldman, which imagines the life and relationships of blind poet John Milton during the years he spent writing “Paradise Lost,” the 12-volume epic poem famously transcribed by his illiterate daughters when he was blind and outcast. 8 p.m. $10 to $18. Davis Performing Arts Center’s Gonda Theatre, 37th and O streets NW. 202-687-2787.
  • The American University Dance Company will present Danceworks, its annual performance featuring choreography from university students and guest artists. 8 p.m. $10 to $15. Greenberg Theatre, 4200 Wisconsin Ave. NW. 202-885-2587.

Special events

  • St. Patrick’s Episcopal Day School will hold a rummage sale in the school’s gym, selling home and kitchen items, toys, games, small furniture sports equipment and other goods. 8 a.m. to 2 p.m. St. Patrick’s Episcopal Day School, 4701 Whitehaven Parkway NW.
  • The Minyan Oneg Shabbat will include a pot luck lunch and song, chant meditation and Torah readings as part of a Jewish renewal event. 10 a.m. Free. Geneva Room, Chevy Chase Presbyterian Church, 1 Chevy Chase Circle. MinyanOnegShabbat.org.
  • A Dumbarton “History Bites” tea tasting will offer six different teas as well as light refreshments, with discussions of the health benefits and historical importance of tea. 11 a.m. to 1 p.m. $20 to $25. Dumbarton House, 2715 Q St. NW. 202-337-2288.
  • Modeled after traditional German celebrations, Heurich House’s “Frühlingsfest” spring garden festival will feature beer and nonalcoholic beverages, German sausages, art classes, garden games and special tours. Noon to 4 p.m. $15 adults; $5 children. Heurich House Museum, 1307 New Hampshire Ave. NW. 202-429-1894. Rain date scheduled for April 28.
  • Zenith Gallery will hold an opening reception and a “Meet the Artists” event titled “What’s Real to You” about the realist art works by artists Davis Morton, Ron Schwerin and Gavin Sewell that will be displayed until May 12. 2 to 6 p.m. Free admission. Zenith Gallery, 1429 Iris St. NW. Art@ZenithGallery.com.

Tours

  • Architect David Bagnoli, founding principal of Studio MB, will lead a National Building Museum offsite walking tour through the historic Washington Fish Market at The Wharf, with a focus on the market’s restoration and development. 1 to 3 p.m. $25 to $35. The Wharf, 1100 Maine Ave. SW. 202-272-2448 ext. 3304.