Classified for credit

Springfield city park with a spring-fed cave stream and duck pond — local geology, hydrology, and urban wildlife observation.

Missouri conservation education center with creek habitat, native plantings, and wildlife programming — covers local ecology and watershed biology.

Missouri Department of Conservation education center with live animals and habitat exhibits — covers Ozark wildlife biology, ecology, and conservation management.

US Army Corps of Engineers nature center at Smithville Lake — covers Missouri riparian ecology, wildlife habitat, and lake watershed management.

Municipal botanical center with conservatory and themed gardens — covers plant taxonomy, native Ozark species, and sustainable horticulture.

Missouri's first state capital with 18th–19th-century storefronts and Katy Trail access — covers frontier settlement, westward expansion, and Lewis and Clark history.

Missouri state park with the St. Francois River — riparian ecology, geology of the Ozark highlands, and outdoor recreation.

Missouri state park on former lead-mining land with lakes, trails, and off-road vehicle areas — covers ecology, land reclamation, and outdoor recreation science.

Hall of Fame and museum inside Busch Stadium covering the history of Cardinals baseball and the cultural role of the team in St. Louis.

Learning center in one of the oldest European settlements west of the Mississippi — covers French colonial history, archaeology, and Mississippi River geography.

National historical park preserving the oldest permanent European settlement in the Louisiana Purchase territory — covers French colonial history and early American expansion.

Small art museum on the Missouri Botanical Garden grounds — covers fine art history and visual arts in an intimate gallery setting.

Missouri state park on Stockton Lake with trails and wildlife habitat — freshwater ecology, regional flora and fauna, and outdoor recreation.

Lakeside outdoor nature and safari experience on the Lake of the Ozarks — animal biology, habitat observation, and ecology.

St. Louis County park farm with domestic and barnyard animals — introductory animal husbandry, life science, and farm ecology for young children.

St. Louis county park with a small farm animal area, ponds, and nature trails supporting basic ecology and animal husbandry observation.

Federal wildlife refuge on the Central Flyway — supports study of migratory waterfowl ecology, wetland habitat, and conservation biology.

Missouri's highest peak with Ozark geology, rebuilt dam, and diverse ecosystems — covers geology, hydrology, forest ecology, and physical geography.

Preserved Frank Lloyd Wright–designed home in a park setting — supports architectural history, organic design principles, and 20th-century American art.

University-based public observatory with telescopes available for scheduled viewings — covers observational astronomy, optics, and celestial mechanics.

Space and aviation museum honoring astronaut Gus Grissom — covers aerospace history, rocketry, and space science.

Likely refers to an exhibit or area within the St. Louis Zoo — covers zoology and wildlife conservation in an accredited zoo setting.

Preserved home and studio of American regionalist painter Thomas Hart Benton — covers 20th-century American art history and the Regionalism movement in its original setting.

Mobile petting zoo featuring exotic animals — supports animal biology, zoology, and species identification for young learners.