Classified for credit

Oklahoma City Zoo's membership society supporting one of the nation's top zoos — zoology, conservation biology, and animal behavior.

Drive-through wildlife safari park — covers animal biology, behavior, and conservation across a wide range of species.

Oklahoma state park featuring forested mountains, trout streams, and the Broken Bow Reservoir — supports ecology, freshwater biology, and Ouachita Mountain geography.

Oklahoma state park with forested Ouachita Mountain terrain, a nature center, and the Mountain Fork River — covers riparian ecology, native wildlife, and forest biology.

Oklahoma's highest point in Black Mesa country with mesa geology, fossils, and shortgrass prairie — covers Great Plains geography, stratigraphy, and High Plains ecology.

National recreation area with natural freshwater springs and lakes — covers hydrology, aquatic ecology, and Oklahoma geology through ranger programs and trails.

Private foundation housing one of the largest elephant herds in captivity — endangered species conservation, large-mammal biology, and wildlife advocacy.

One of the largest protected tallgrass prairie ecosystems in North America — plant ecology, bison biology, fire-adapted grassland science, and Great Plains geography.

Oklahoma state park featuring a dramatic 77-foot waterfall and Ozark forest ecology — supports hydrology, erosion, and native plant and wildlife biology.

Private animal encounter facility in rural Oklahoma — hands-on zoology and animal behavior observation with direct contact with exotic and domestic species.

Accredited AZA zoo with strong conservation programming — zoology, animal behavior, endangered-species biology, and global biodiversity.

Oklahoma state park featuring sandstone cave formations and forested ridges — supports geology, ecology, and outdoor physical education.

Oklahoma state park in a red-rock canyon with trails, lake, and diverse habitat — supports geology, ecology, and physical education.

Federal wildlife refuge on salt flats where visitors can dig for hourglass selenite crystals — covers mineralogy, migratory bird ecology, and Great Plains geography.

Oklahoma state park on a salt-encrusted lake bed where visitors can dig selenite crystals — covers evaporite geology, mineralogy, and Great Plains ecology.

AZA-accredited zoo with conservation programs covering animal biology, ecology, and wildlife stewardship across diverse habitats.

Campground adjacent to Turner Falls in the Arbuckle Mountains — geology, Honey Creek watershed ecology, and outdoor recreation in a state park setting.

Oklahoma NWR with bison, elk, and Wichita Mountains terrain — large-mammal ecology, Great Plains geography, and conservation biology.

Federal wildlife refuge headquarters managing bison, longhorn, and diverse prairie habitat — supports wildlife biology, ecology, and conservation policy.

Federal wildlife refuge in the Wichita Mountains with free-roaming bison, longhorn, and elk herds — covers prairie ecology, wildlife conservation, and Great Plains geography.

Drive-through and walk-through safari park with exotic and domestic animals — supports animal biology, taxonomy, and conservation awareness.

Tulsa Woodward Park arboretum with labeled tree and shrub collections — supports plant taxonomy, botany, and seasonal ecology observation.

Lodge and recreation area within Beavers Bend State Park — supports forest ecology, outdoor education, and physical education.

State park nature center at Beavers Bend with interpretive exhibits on Ouachita Mountain ecology, stream biology, and native wildlife.