Classified for credit

Smithsonian National Air and Space Museum annex on the National Mall — covers aerospace engineering, rocketry, astronautics, and the history of U.S. space exploration.

Major interactive science center — hands-on STEM exhibits covering physics, biology, earth science, and engineering.

Smithsonian natural history museum with dinosaur halls, human origins exhibit, and gem collections — paleontology, geology, biology, and anthropology.

Smithsonian complex on the National Mall — multiple free museums covering natural history, aerospace, American history, and applied science.

Complex of 19 free museums and galleries covering natural history, aerospace, American history, art, and zoology — broad curriculum coverage across all grade levels.

Smithsonian flagship aviation and space museum with historic aircraft and spacecraft — covers aerospace engineering, physics, and the history of flight.

Smithsonian hands-on invention lab at the National Museum of American History — engineering design process, problem-solving, and invention history.

Smithsonian National Zoo's Amazon rainforest building with live fish, reptiles, and invertebrates — tropical biodiversity and freshwater ecosystem biology.

IMAX theater at the Smithsonian Air and Space Museum — science and space documentary programming supports physics, astronomy, and engineering concepts.

NASA exhibit center at NASA HQ displaying Earth-observation data, climate science, and remote sensing — applied earth science, satellite technology, and environmental data literacy.

Museum dedicated to architecture and engineering covers structural systems, urban planning, construction technology, and civil engineering history.

Smithsonian National Zoo building dedicated to small mammals — mammalian biology, adaptation, and nocturnal animal behavior.

Federal observatory that defines US official time — covers astronomy, atomic timekeeping, celestial navigation, and geodesy.

DC education center focused on Anacostia watershed aquatic resources — covers freshwater ecology, fish biology, and urban water quality science.

Carnegie Institution science campus in DC offering public programs in astronomy, earth science, and plant biology tied to active research facilities.

Urban wildlife rehabilitation organization in Washington DC — covers native species biology, human-wildlife conflict, and conservation practice.

Interactive museum of optical illusions and perception science — covers visual psychology, geometry, and how the brain processes spatial information.

Public exhibit hall at the national academy covering science policy, landmark discoveries, and STEM careers across engineering and medicine.

Restored 19th-century grist mill in Rock Creek Park — demonstrates grain milling mechanics, water-wheel engineering, and pre-industrial technology.

Smithsonian-managed pollinator garden on the National Mall — applied entomology, native plant–pollinator relationships, and urban habitat conservation.

Rooftop observatory near Capitol Hill offering views of Washington DC — covers urban geography, architecture, and basic observational astronomy.