Classified for credit

Surveyed homestead of Laura Ingalls Wilder's family in De Smet — connects the Little House on the Prairie book series to primary-source pioneer settlement history.

Texas Hill Country state park on the Colorado River with diverse flora and fauna — supports ecology, geology, and outdoor PE.

Commercial cave tour through a limestone cavern discovered during highway construction — covers speleology, karst geology, and fossil identification.

URI ocean technology center focused on underwater robotics, deep-sea exploration, and ocean science research instrumentation.

Dedicated insect museum with live and mounted specimens — covers entomology, arthropod biology, and insect life cycles.

Hands-on children's discovery museum with interactive STEM and literacy exhibits — supports early math, science, and reading readiness.

University of Chicago museum with Near Eastern archaeological collections — covers ancient Mesopotamian and Egyptian civilizations and archaeological methods.

Contemporary art museum on Boston Harbor with rotating exhibits — supports art history, criticism, and visual culture curriculum.

Free Intel-operated museum tracing the history of semiconductor manufacturing and microprocessor development — covers computer science, electrical engineering, and technology history.

Giraffe conservation center at Cheyenne Mountain Zoo — covers large-mammal biology, African savanna ecology, and captive conservation programs.

Combined art and science museum serving the Rio Grande Valley — hands-on science exhibits alongside visual art collections.

Museum at the Kentucky Horse Park covering equine history, breeds, and the human-horse relationship across cultures and eras.

Dedicated owl education center with live ambassador birds — covers raptor biology, adaptations, prey-predator ecology, and conservation.

USDA-affiliated outdoor test garden for rose cultivars — covers plant taxonomy, horticulture, and applied botany in a living outdoor classroom.

State park along the St. Croix River gorge featuring glacial potholes and basalt geology — covers geomorphology, ecology, and regional geography.

Minnesota state park at the St. Croix River with glacially formed potholes — geology, river ecology, and geography curriculum hooks.

Planetarium at the U.S. Space & Rocket Center — covers astronomy, space exploration history, and orbital mechanics.

Restored palace of Hawaii's last monarchs — covers Hawaiian Kingdom history, colonialism, and the U.S. annexation of Hawaii.

Full-dome digital planetarium at the Louisiana Art & Science Museum — covers astronomy, celestial mechanics, and earth-space science through live and recorded shows.

Major fine-arts museum with European and American collections spanning 2,500 years — supports art history, aesthetics, and cross-cultural humanities study.

Living-history farm on Roanoke Island depicting 1800s Outer Banks life — 19th-century agriculture, domestic technology, and colonial-era North Carolina history.

Minnesota state park containing the verified headwaters of the Mississippi River — covers watershed geography, boreal ecology, and river hydrology.

Working New England farm offering hands-on agricultural education in animal husbandry, crop science, and seasonal farm ecology.

Urban NPS wildlife refuge within NYC — migratory bird ecology, coastal wetland biology, and urban conservation in a hands-on outdoor setting.