Classified for credit

Ohio state park on Delaware Lake with trails, ranger programs, and lake ecology — supports biology, freshwater science, and physical education curriculum.

Ohio state park on Dillon Reservoir — freshwater ecology, glacial geology of the Muskingum watershed, and outdoor recreation.

Ohio DNR wildlife area with reservoir, wetlands, and forest — supports wildlife ecology, waterfowl biology, and freshwater habitat study.

Lake Erie state park on the Marblehead Peninsula — Great Lakes shoreline ecology, glacial geology, and freshwater habitat study.

Small Ohio private zoo with exotic and domestic animals — supports animal classification, comparative anatomy, and basic zoological science.

Local nature center with trails and interpretive exhibits covering Ohio woodland and wetland ecology, native plants, and wildlife identification.

City nature realm with interpretive trails, native plant gardens, and seasonal ecology programming — botany, wildlife biology, and environmental science.

Small family petting zoo and animal encounter farm — domestic and exotic animal care, basic zoology, and animal behavior observation.

Formal botanical garden with diverse horticultural collections — covers plant biology, landscape design, and seasonal ecology.

Developed state park with forest trails, a reservoir, and ranger programs covering Ohio ecology, wildlife habitat, and freshwater biology.

Nature center in Mill Creek Park with trails and wildlife exhibits — supports ecology, forest biology, and field observation.

Ohio River valley state park with lake, forest habitats, and trails supporting outdoor ecology and wildlife observation lessons.

Small nature center with indoor exhibits and an outdoor theater in northern Ohio — supports wildlife biology, local ecology, and environmental science.

Friends/volunteer group supporting Ottawa NWR on Lake Erie — migratory bird ecology, Great Lakes wetland biology, and wildlife conservation.

State-managed wetland wildlife area along the Mohican River — supports bird ecology, wetland biology, and Ohio glacial geography.

Small Ohio nature center with trails and wildlife habitat — supports local ecology, animal identification, and outdoor biology study.

Private horticultural park with curated plant collections — supports botany, plant taxonomy, and garden ecology field study.

Lake Erie shoreline state park with forest and beach habitats — supports ecology, Great Lakes geography, and outdoor physical education.

900-acre nature preserve with gorge, springs, and forest trails — supports ecology, geology, and field biology with organized educational programs.

Old-growth forest preserve with spring-fed streams — plant ecology, freshwater biology, and Ohio natural history for field study.

Formal botanical garden and nature preserve with maintained gardens and creek trails — supports plant biology, ecology, and outdoor science.

Richland County nature center with trails and exhibits — covers Ohio woodland ecology, animal adaptations, and native plant identification.

Rural nature center with trails and wetland habitat — covers local plant and animal ecology in a hands-on outdoor setting.

Ohio's largest inland lake state park — covers freshwater ecology, wetland biology, and Great Lakes watershed geography.