Classified for credit

Cataldo Mission, Idaho's oldest standing building — Jesuit missionary history, Coeur d'Alene tribal culture, and 1840s frontier settlement.

Education center at Three Island Crossing interpreting the Oregon Trail emigrant experience — covers westward expansion, frontier geography, and pioneer history.

College of Idaho natural history museum with fossil, mineral, and wildlife collections — covers paleontology, geology, and regional ecology.

Idaho botanical garden in Twin Falls featuring regional and specialty plant collections — plant taxonomy, horticulture, and high-desert ecology.

Community nature center with trails and native habitat — supports local ecology, wildlife identification, and outdoor science observation.

Model railroad society displaying historic layouts and railroad memorabilia — covers railroad history, mechanical engineering concepts, and Idaho transportation heritage.

State park visitor center on a ponderosa pine peninsula — covers conifer ecology, lake geology, and Idaho natural history.

Basalt rock bearing hundreds of Oregon Trail emigrant names and inscriptions — primary-source evidence of westward migration history.

Thousand Springs unit featuring spring-fed waterfalls and Snake River canyon ecology — covers Idaho hydrology, riparian habitat, and spring-discharge geology.

Preserved Oregon Trail site featuring an 1867 stage station and homestead — covers overland emigration history, pioneer daily life, and Idaho settlement.

University geology museum with rock, mineral, and fossil collections — covers earth science, mineralogy, and stratigraphy.

Idaho state campground on Round Lake — freshwater lake ecology, forest habitats, and outdoor recreation in a developed park setting.

Small Idaho panhandle state park on a glacially formed lake surrounded by old-growth forest — covers forest ecology, glacial geology, and freshwater biology.

Interpretive center dedicated to Sacajawea covering Lewis and Clark expedition, Lemhi Shoshone culture, and western exploration history.

National forest in northern Idaho's Bitterroot Range — supports forest ecology, watershed science, Idaho geography, and outdoor PE curriculum.

High-altitude botanical garden in the Wood River Valley — covers alpine plant ecology, native species adaptation, and high-desert horticulture.

Hands-on STEM learning center in a former mine region of Idaho — covers earth science, mining geology, and applied mathematics through interactive exhibits.

High-desert wildlife refuge along the Green River — migratory bird ecology, riparian habitat biology, and Wyoming watershed geography.

Tribal museum on the Fort Hall Reservation documenting Shoshone-Bannock history, culture, and treaty rights — Native American history and social studies.

Preserved 1860s–1900s Idaho silver-mining ghost town — primary-source study of Western expansion, mining economy, and frontier settlement.

The Nature Conservancy preserve on a spring-fed creek — spring hydrology, riparian ecology, and world-class catch-and-release trout fishery biology.

Regional art museum with rotating and permanent exhibits of fine art, supporting visual arts study in a gallery setting.

Regional art museum with rotating and permanent exhibits — supports visual arts history and studio-art curriculum for upper grades.

Idaho ranching heritage museum covering cattle branding history, open-range ranching practices, and the development of the western livestock industry.