Classified for credit

Massachusetts state forest with mixed hardwood trails — supports field study of New England forest ecology, tree identification, and watershed biology.

Harvard Forest's Fisher Museum features dioramas showing New England forest succession and land-use history — ecology, conservation, and forest science.

Native plant botanical garden operated by the New England Wildflower Society — covers regional flora, plant conservation, and New England ecology.

Mass Audubon wildlife sanctuary with meadow and forest habitats — field ecology, native species identification, and conservation biology.

Working state-park farm and nature area — covers dairy farming, agricultural ecology, and New England natural habitats through self-guided trails.

Federally managed wetland refuge along the Sudbury River — waterfowl biology, wetland ecology, and migratory bird study.

Federally protected freshwater marsh on the Sudbury River — wetland ecology, migratory bird identification, and watershed biology via self-guided trails.

Federal wildlife refuge in the Sudbury River valley — freshwater wetland ecology, migratory bird study, and conservation biology.

Coastal granite quarry state park on Cape Ann with rocky intertidal zones — supports geology, marine ecology, and New England coastal geography study.

3,000-acre Massachusetts state forest with ponds, trails, and varied habitats — forest ecology, watershed biology, and outdoor field science.

Small Cape Cod state park with wooded trails and kettle ponds — supports glacial geology, freshwater ecology, and outdoor PE in a coastal forest setting.

Historic stone fire tower in Lynn Woods with panoramic views — geography, land use history, and New England forest ecology.

Exhibit area at Stone Zoo (Stoneham, MA) featuring Himalayan wildlife — covers high-altitude ecosystem biology and conservation of endangered species.

Massachusetts state park with reservoir, trails, and wetlands — freshwater ecology, watershed biology, and outdoor PE.

State park reservoir beach area supporting freshwater ecology observation, swimming-based PE, and basic aquatic biology in a managed outdoor setting.

Massachusetts state forest with trails covering New England ecology, forest succession, and native species identification.

Lion's Den animal exhibit within Franklin Park Zoo in Boston — covers large-cat biology and zoo conservation programs as part of a larger zoo visit.

Martha's Vineyard coastal wildlife refuge — shorebird and migratory species habitat study, coastal ecology, and barrier island geography.

Game farm with live exotic and native animals — covers wildlife biology, animal adaptations, and conservation.

Small private zoo with exotic and domestic animals — covers basic zoology, animal behavior, and conservation awareness for younger children.

Mass Audubon sanctuary on a coastal peninsula with migratory bird habitat and rocky shoreline — covers coastal ecology, ornithology, and Atlantic shore biology.

Mass Audubon wildlife sanctuary with guided and self-guided trails — supports ornithology, forest ecology, and field biology observation.

Mass Audubon wildlife sanctuary with self-guided trails — bird identification, native plant ecology, and habitat conservation in a protected woodland.

Mass Audubon wildlife sanctuary with wetlands and meadow trails — field ecology, bird identification, and riparian habitat study.