Classified for credit

Marine science center on the Maine coast with touch tanks and live specimens — covers marine biology, coastal ecology, and oceanography.

Coastal science center on the St. George Peninsula with aquaculture, marine biology, and ocean-ecology programs tied to the working fishing industry.

Maine mineral and gem museum featuring one of the world's largest meteorite collections — covers mineralogy, gemology, crystallography, and planetary geology.

Maine coastal oceanarium with touch tanks and marine exhibits — covers marine biology, Gulf of Maine ecology, and lobster/fishing industry science.

Observatory atop a cable-stayed bridge tower offers hands-on lessons in structural engineering, suspension physics, and bridge design alongside historic Fort Knox.

Hands-on STEM learning center with interactive exhibits — covers engineering, coding, and applied mathematics through project-based activities.

Private observatory offering public stargazing programs — covers astronomy, telescope optics, and celestial mechanics.

Bowdoin College observatory with public viewing opportunities — astronomy, optics, and celestial mechanics through telescope observation.

University-affiliated science center at UMaine with hands-on STEM exhibits — physics, engineering, and applied mathematics aligned to K–12 curriculum.

Museum documenting Bucksport's paper mill industry — covers papermaking processes, industrial chemistry, and Maine's manufacturing history.

Licensed wildlife rehabilitation center — covers native species biology, injury/recovery ecology, and conservation science.

Glacially deposited sand desert in coastal Maine — illustrates glacial geology, erosion, soil science, and ecological change through guided tours.

Small science center in Easton, ME — hands-on STEM exhibits and beginner science programs.

College of the Atlantic's natural history museum with Maine coastal and Acadian specimens — covers marine biology, ecology, and regional natural history.

The only cryptozoology museum in the world — covers folklore of undiscovered species, critical thinking about evidence, and the history of zoological discovery.

LC Bates Museum in Hinckley, ME houses natural history specimens and cultural artifacts — supports zoology, geology, and natural history studies.

Lakes Environmental Association science center focused on freshwater lake monitoring — covers limnology, water chemistry, and citizen-science data collection.

Museum in Rockland, ME housing the largest collection of lighthouse artifacts in the U.S. — covers Fresnel lens optics, lighthouse engineering, and maritime navigation history.

Mill museum in a historic Lewiston textile mill complex — covers industrial machinery, textile manufacturing processes, and New England mill-town labor history.

University of Maine Presque Isle science museum — northern Maine natural history and STEM exhibits.

Natural history and geology museum in Caribou, ME with fossil and mineral collections — covers paleontology, mineralogy, and regional natural history.

Cable-stayed bridge with a publicly accessible observatory tower — covers structural engineering, cable-tension physics, and Penobscot River geography.

1807 maritime signal tower with original optics — covers navigation, coastal communication technology, and 19th-century marine engineering.

Community observatory in western Maine open for public stargazing sessions — practical astronomy, telescope optics, and celestial observation.