Classified for credit

Natural history museum at UAM covering regional Arkansas fauna and geology — taxonomy, paleontology, and ecological field-study context.

Dedicated turquoise museum covering mineralogy, gemstone formation, mining history, and the cultural significance of turquoise in the Southwest.

Operating HO- and N-scale model railroad layout with historical Twin Cities context — covers mechanical engineering, scale/ratio math, and regional transportation history.

Coastal marine science center with touch tanks and live exhibits — covers marine biology, coastal ecology, and Georgia barrier-island ecosystems.

Working private fish farm in East Texas — covers aquaculture practices, fish biology, and freshwater pond ecology in an operational setting.

University research observatory offering public viewing nights — covers telescope optics, stellar classification, and observational astronomy.

School-district planetarium with public programs — covers astronomy, celestial mechanics, and Earth-Sun-Moon relationships.

University-affiliated science center with hands-on STEM exhibits — supports biology, physical science, and applied mathematics through interactive demonstrations.

UC Davis research center on Lake Tahoe's ecology — covers limnology, water quality monitoring, climate science, and alpine ecosystem research.

UC Davis research and public education center at Lake Tahoe — covers alpine limnology, watershed science, and climate change research on the Tahoe Basin.

University-operated planetarium offering public shows on astronomy, celestial mechanics, and space science.

University-run botanical conservatory with living collections — covers plant taxonomy, ecology, and controlled-environment horticulture.

UGA marine research facility and public aquarium on Skidaway Island — covers marine biology, coastal ecology, and oceanography.

University of Illinois Springfield public observatory — celestial observation with telescopes supporting astronomy and applied math curriculum.

University-operated planetarium and observatory open to the public — covers astronomy, celestial mechanics, and observational science.

University-operated public observatory at UNH — covers optical astronomy, telescope mechanics, and celestial observation techniques.

NJ astronomy club at Jenny Jump State Forest dark-sky site — covers observational astronomy, telescope use, and celestial mechanics at public star parties.

University of Alabama public observatory with telescopes — covers optics, stellar astronomy, and observational techniques through guided viewing sessions.

Major research university campus open for self-guided tours and public science museums — supports STEM career exposure, campus geography, and higher-education orientation.

University astronomy department offering public outreach and telescope viewing covering astrophysics, stellar classification, and observational methods.

University-operated public observatory with scheduled viewing nights — covers telescope optics, celestial mechanics, and observational astronomy.

University of Maryland public observatory with telescopes for public viewing nights — covers observational astronomy, optics, and the solar system.

University of Michigan–Dearborn campus observatory with public viewing programs — covers telescope optics, stellar astronomy, and observational data collection.

University of Wisconsin public astronomy outreach center with telescopes and space science exhibits — covers astronomy, astrophysics, and space exploration.