Classified for credit

Commercial aquarium with interactive touch pools and marine exhibits — covers marine biology, adaptation, and aquatic ecosystems.

Indoor aquarium with marine and freshwater exhibits — covers ocean biology, fish taxonomy, and aquatic ecosystems.

Texas state park protecting ancient Pecos River rock art (pictographs) — covers Native American prehistory, archaeology, and canyon ecology.

Botanical gardens and nature center in the Big Thicket region — covers Southeast Texas native plant biology, wetland ecology, and biodiversity conservation.

Museum dedicated to WWII Waco glider operations and silent-flight military aviation — covers aeronautical engineering, airborne tactics, and the European theater of operations.

Texas state park on the South Llano River with exceptional bird habitat — supports riparian ecology, ornithology, and outdoor PE.

Substantive fine-art museum with significant Western and American collections — art history and visual analysis across multiple periods.

Working farm and petting zoo covering plant agriculture, animal husbandry, food systems, and seasonal crop cycles in a hands-on outdoor setting.

Tesla Gigafactory in Austin — electric vehicle manufacturing, battery technology, and sustainable energy production on an industrial scale.

Aviation and space museum with aircraft displays covering aerodynamics, aerospace history, and propulsion across multiple eras of flight.

Texas State Capitol with free guided tours covering state government, Texas history, and civic architecture from the Republic era to the present.

Indoor butterfly conservatory and native plant gardens at Fair Park — covers entomology, pollinator biology, and Texas native ecosystems.

State-operated freshwater fisheries center with aquarium galleries, hatchery raceways, and fish-feeding demos — covers aquatic biology and aquaculture.

University natural science center with paleontology, geology, and biology collections — covers fossil identification, Texas geology, and natural history.

Hands-on ranch experience covering Texas agricultural heritage, cattle culture, and the history of ranch life in the American West.

Private safari ranch with exotic and native animals — supports zoology, animal adaptation, and conservation awareness in a guided outdoor setting.

Site of JFK's 1963 assassination; the Sixth Floor Museum inside provides primary-source Cold War and civil rights era history.

University of Texas natural history and science museum — covers paleontology, regional geology, biodiversity, and Texas natural history.

Large Gulf Coast aquarium with marine life exhibits and conservation programs covering marine biology and coastal ecology.

Historic East Texas steam railroad with original depot — covers railroad history, 19th-century transportation technology, and the role of rail in Texas development.

Historic East Texas railroad depot offering excursion rides on vintage steam and diesel trains — railroad history and 19th-century transportation technology.

Fossil museum in Hillsboro, TX focused on Texas paleontology with specimens and interactive exhibits — covers vertebrate paleontology, stratigraphy, and prehistoric ecology.

University of Texas research observatory with public star parties and telescope viewing — covers optics, stellar astronomy, and dark-sky science.

Working farm and wildlife petting zoo — covers domestic and exotic animal biology, animal husbandry, and farm ecology.