Classified for credit

Iowa state park with lake, trails, and ranger programming — covers freshwater ecology, Iowa geology, and outdoor physical education.

Iowa state park with a 25-acre lake, trails, and wildlife habitat — supports freshwater ecology, bird identification, and outdoor physical education.

Iowa state park centered on a lake with trails, fishing, and wildlife habitat — supports freshwater ecology, Iowa geology, and outdoor recreation.

Iowa County conservation park with lake, fishing, and hiking — freshwater ecology, Iowa native habitats, and outdoor recreation.

Small Iowa state park with forested trails and a lake — supports ecology, local wildlife biology, and outdoor PE.

Iowa state park with lake, trails, and forest habitat — supports field study of Midwestern freshwater ecosystems, glacial geology, and native wildlife.

Iowa state park on an oxbow lake with fishing, bird watching, and wetland trails — supports freshwater ecology, glacial landform geography, and wildlife observation.

Iowa county nature center on Lake Meyer — freshwater ecology, native wildlife biology, and conservation education with trails and a staffed center.

Iowa state park centered on a glacially formed lake — covers freshwater ecology, geology, and outdoor recreation.

Glacially formed lake park in southern Iowa with interpretive trails — freshwater ecology, glacial geology, and outdoor PE in a developed state park setting.

Hands-on children's museum in Sioux City — interactive stations covering early STEM concepts, literacy, and community roles.

Museum dedicated to Laura Ingalls Wilder's life and writings — connects primary literature to 19th-century pioneer and homestead history.

Iowa state park with sandstone ledges and the Boone River valley — geology, forest ecology, and physical education via trail hiking.

Iowa state park on the Missouri River with Lewis and Clark interpretive content — covers riparian ecology, Great Plains geography, and westward exploration history.

County nature center with trails along Lime Creek — covers Iowa woodland and riparian ecology, wildlife identification, and seasonal natural history.

Small public aquarium in Sioux City with live freshwater and marine species — aquatic biology, fish taxonomy, and basic ecosystem concepts.

Nature center in the Loess Hills with interpretive programs and trails — covers unique loess geology, prairie ecology, and Iowa natural history.

County conservation area on a glacial lake with prairie and wetland habitats — covers Iowa ecology, migratory birds, and wetland biology.

Northwest Iowa nature center with native prairie and wetland habitats — regional ecology, wildlife biology, and Iowa natural history.

Iowa recreation area with raptor center and nature trails — supports birds-of-prey biology, Iowa ecology, and outdoor physical education.

Museum displaying large-scale sculptures built entirely from matchsticks — covers geometric design, engineering patience, and folk-art craft techniques.

Iowa river discovery center on the Des Moines River covering riparian ecology, watershed science, and local natural history.

Iowa state park on Clear Lake with trails, fishing, and shoreline habitat — supports outdoor biology, freshwater ecology, and PE curriculum.

Federal wildlife refuge along the Iowa River corridor — wetland ecology, migratory bird identification, and conservation biology.