Classified for credit

Central Texas working farm with animals and outdoor learning opportunities — supports introductory agriculture, animal science, and farm ecosystem study.

Working farm near Austin offering educational tours — covers plant biology, sustainable agriculture, and food-system literacy.

East Texas state park built around a glacial lake — freshwater ecology, native pine forest biology, and watershed geography.

Guided food tour through Dallas neighborhoods sampling local cuisine — covers regional food culture, urban geography, and community social studies.

Historic estate and arboretum at White Rock Lake — covers native Texas plants, landscape ecology, and natural history.

High-desert state park in the Trans-Pecos region — supports ecology, geology, geography, and physical education through trails and ranger programs.

East Texas national forest with ranger district visitor programs — covers forest ecology, timber management, biodiversity, and Southern Piney Woods geography.

Classic car museum with vehicles spanning several decades of American automotive history — covers transportation history, industrial design, and 20th-century American culture.

Dinosaur-focused museum and gift shop covering paleontology, fossil identification, and prehistoric ecosystems through specimens and exhibits.

Outdoor dinosaur sculpture park near the Paluxy River fossil beds — paleontology, prehistoric ecosystems, and geological time for elementary-age learners.

Preserved cave system with geological formations — covers karst geology, speleology, and Texas limestone aquifer systems.

Balcones Canyonlands NWR unit with limestone habitat trails — Texas Hill Country ecology, karst geology, and golden-cheeked warbler conservation biology.

Audubon-operated nature center with cedar elm forest and creek habitats — covers Texas bird ecology, native species identification, and conservation.

Regional heritage center covering Parker County and North Texas history — settlement, ranching, and cultural development from pioneer era forward.

Museum in the original 1906 Dr Pepper bottling plant covering the history of carbonated beverage production and American food industry.

Public observatory operated by UT Brownsville — covers introductory astronomy, telescope optics, and observational math in a dark-sky border region.

Public observatory in the Texas Hill Country dark-sky corridor — covers telescope optics, astronomy, and celestial observation.

100-acre East Texas arboretum — pineywoods native plants and a children's discovery garden.

Wildlife park featuring live alligators and native Texas animals — supports reptile biology, animal behavior, and ecology.

Preserve near Sonora, TX with native Texas Hill Country habitat — supports field study of local flora, fauna, and ecology in an arid environment.

Houston Audubon urban woodland sanctuary with marked trails and bird-banding station — supports birding, urban ecology, and wildlife conservation curriculum.

Preserved birthplace of President Dwight D. Eisenhower — covers WWII leadership, the Allied command structure, and 20th-century U.S. history.

Lake Texoma shoreline state park offering habitat diversity, birdwatching, and outdoor ecology alongside Eisenhower birthplace history nearby.

South Texas natural history museum with local fossils, wildlife specimens, and geology exhibits — covers regional paleontology, ecology, and Gulf Coast natural history.