Classified for credit

Community planetarium in Portsmouth — covers astronomy, the solar system, and celestial mechanics through dome presentations.

Historic 19th-century grist mill demonstrating grain milling mechanics, water-powered machinery, and frontier food production.

Historic iron ore shaft mine in Ishpeming with preserved surface structures and exhibits covering underground mining engineering and geology.

Public observatory at Guilford Technical Community College offering telescopic viewing and astronomy programs covering optics, celestial mechanics, and astrophysics.

Museum dedicated to Clinton small engines — mechanical engineering, internal combustion principles, and 20th-century industrial history.

College-hosted interactive science museum with hands-on STEM exhibits — physical science, basic engineering principles, and scientific inquiry.

New Mexico State University public observatory named for Pluto's discoverer — covers observational astronomy and telescope optics.

Coal museum in Coalport, PA covering the history and science of anthracite mining, mine safety, and regional industrial heritage.

Wildlife rehabilitation center with educational programs featuring injured native species — covers animal biology, conservation medicine, and coastal Carolina ecosystems.

Interpretive center on Washington's outer coast covering marine ecology, coastal geography, and the natural history of the Grays Harbor region.

URI coastal research center focused on marine and estuarine science — covers oceanography, coastal ecology, and environmental policy.

Small hands-on science and discovery center in Beulah, MI — covers STEM fundamentals through interactive exhibits suited to elementary-age learners.

Aerospace museum at Boron covering Cold War flight history, rocket propulsion, and the nearby Edwards AFB test-flight legacy.

Skyscraper observation deck and structural engineering exhibits — covers structural load, wind forces, and urban civil engineering concepts.

Public school district planetarium open for community shows — covers astronomy, the solar system, and observational math and earth science.

Topeka aviation museum with WWII and Cold War aircraft — covers aerospace engineering, flight history, and military aviation technology.

Community public observatory on a college campus — covers telescopic observation, celestial mechanics, and introductory astronomy.

Scale model solar system distributed across Peoria — teaches astronomical distances, scale ratios, and heliocentric structure through a walkable outdoor exhibit.

Planetarium at Como Park offering sky shows and astronomy programming — covers solar system, stars, and basic astronomical concepts.

Working museum of antique industrial and agricultural machinery — covers mechanical engineering history, steam power, and the Industrial Revolution.

UConn-based natural history museum with geology, paleontology, and anthropology collections — covers Connecticut natural history, evolutionary biology, and archaeological science.

Telephone history museum with working equipment and hands-on exhibits — covers telecommunications engineering, electrical science, and the evolution of communications technology.

Community science center in Conway, AR with hands-on STEM exhibits supporting inquiry-based learning in physical and life sciences.

Community observatory with public viewing nights — covers telescope optics, celestial mechanics, and observational astronomy.