Classified for credit

Public observatory at Deweese Park in Dayton — astronomy and optics education through telescope observation of planets and deep-sky objects.

Discovery center focused on Appalachian forest ecosystems — covers dendrology, forest ecology, timber science, and Appalachian biodiversity.

Small freshwater aquarium in Bryson City focusing on Southern Appalachian river species — covers Appalachian watershed ecology, native fish biology, and river conservation.

Wildlife rehabilitation center for injured Appalachian animals — covers wildlife biology, native species identification, and conservation ecology.

Working apple orchard with seasonal pick-your-own access — covers plant biology, pollination, fruit agriculture, and farm-to-table food systems.

Mobile or studio-based aquatic animal education program in Chicago — marine biology, aquatic ecosystems, and hands-on animal interaction for young learners.

Public aquarium at Memphis Zoo — covers aquatic biology, freshwater and marine ecosystems, and animal adaptation.

Small retail aquarium and interactive aquatic exhibit in suburban Chicago — marine biology, fish taxonomy, and aquatic ecosystem basics for younger students.

Regional aquarium with freshwater and marine exhibits — covers fish biology, aquatic ecosystems, and animal adaptations.

Commercial aquarium with live marine and freshwater species exhibits — covers aquatic biology, ecosystems, and animal adaptations.

Retail aquarium store with extensive live fish, plant, and invertebrate displays — covers aquatic biology, ecosystem balance, and water chemistry.

Outdoor hummingbird and butterfly garden adjacent to the Tennessee Aquarium — covers pollinator biology, insect life cycles, and plant-animal relationships.

Indoor aquarium with marine and freshwater exhibits — marine biology, fish taxonomy, and aquatic ecosystems for younger learners.

Small reef aquarium with optical illusion exhibits — covers marine biology, coral reef ecosystems, and light refraction principles.

DC education center focused on Anacostia watershed aquatic resources — covers freshwater ecology, fish biology, and urban water quality science.

Delaware state aquatic education center covering freshwater and estuarine fish biology, hatchery operations, and watershed conservation.

Private aquarium gallery with live marine and freshwater species — aquatic biology, fish taxonomy, and freshwater ecosystem science.

Aquatic science and scuba training facility in Bozeman — covers aquatic biology, water chemistry, and dive physics in a hands-on setting.

Museum dedicated to Argus cameras and photographic history — covers optics, photography technology, and the science of image formation.

Company museum showcasing Ariens outdoor power equipment manufacturing history — applied mechanical engineering, industrial history, and product design.

Wildlife rehabilitation sanctuary housing native Tennessee animals — wildlife biology, animal care, and native species ecology.

University-based planetary sciences research center — covers meteoritics, space science, and planetary geology; public displays and meteorite collections available.

State museum covering Arkansas oil and natural-gas history with drilling equipment and petroleum-geology exhibits — earth science and energy curriculum.

Campus planetarium at Ohio State covering astronomy, celestial mechanics, and the physics of light through dome presentations.