Classified for credit

Maple syrup farm demonstrating sap collection, evaporation, and sugar production — applied plant biology, food chemistry, and agricultural science.

Natural history museum with paleontology, regional geology, and archeology exhibits covering the prehistoric Brazos Valley ecosystem.

Natural science museum on the Texas Gulf Coast with shell, fossil, and marine biology collections — covers coastal geology, marine ecology, and paleontology.

Outdoor butterfly garden featuring native plantings — supports entomology, pollinator ecology, and plant-insect relationships.

Hands-on butterfly learning center with live specimens — covers insect life cycles, metamorphosis, and pollinator ecology.

Museum covering West Texas oil extraction history — applied geology, petroleum engineering, and the economic impact of fossil fuels.

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

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.

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.

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

Public observatory with telescopes for nighttime viewing — covers astronomy, optics, and celestial navigation.

School-district public planetarium in Garland ISD — covers astronomy, celestial mechanics, and the solar system through scheduled dome programs.

State-operated freshwater fish hatchery with raceway tours — applied biology, aquaculture, and water resource management.

Aviation education center at Dallas Executive Airport — covers aerodynamics, aerospace history, and principles of flight.

Restored 1870s water-powered grist mill — demonstrates mechanical advantage, millstone grain-grinding, and the role of water mills in frontier Texas settlement.

Operating historic gristmill near Waco — covers grain milling mechanics, water-powered engineering, and 19th-century Texas agriculture.

TJC-operated public planetarium in Tyler, TX — delivers astronomy, celestial navigation, and earth science through live and recorded dome programs.

Creation-based science and natural-history museum — presents geology, paleontology, and biology from a young-earth perspective; note viewpoint before scheduling.

South Texas children's discovery museum with hands-on STEM and literacy exhibits — covers early science concepts, math exploration, and reading readiness.

Lower Colorado River Authority hydroelectric dam on Lake Travis — covers fluid dynamics, electricity generation, and civil engineering in an applied context.

State-operated fish hatchery in East Texas — covers applied aquaculture, freshwater fish biology, and water quality management with raceway tours.