Classified for credit

DNREC nature center on Delaware Bay focusing on migratory shorebirds and horseshoe crabs — estuarine ecology and Atlantic flyway biology.

Delaware coastal state park with beach, dunes, and tidal zones — supports coastal ecology, geology, and barrier-island geography studies.

Delaware's outdoor heritage park on The Green in Dover — covers the state's founding, colonial government, and First State constitutional history.

Delaware's First State Heritage Park welcome center with galleries covering colonial founding, state government, and the U.S. Constitution.

National park preserving Delaware's colonial and early American history including the first state to ratify the U.S. Constitution — covers founding-era civics and colonial life.

Delaware Nature Society preserve with forested trails supporting native plant identification, woodland ecology, and field biology observation.

Former Civil War–era fort site converted to state park — earthwork fortifications and coastal defense history alongside tidal nature trails.

WWII coastal defense installation at Cape Henlopen with restored artillery batteries — covers military history and mid-20th-century coastal fortification engineering.

WWII coastal defense installation within Cape Henlopen State Park — covers Atlantic Theater military history, coastal artillery, and fortification engineering.

Botanical garden with themed garden spaces — supports plant biology, ecology, and outdoor observation skills.

Delaware coastal wildlife area with wetland, pond, and grassland habitats supporting diverse migratory birds — covers coastal ecology, wetland biology, and wildlife observation.

Coastal pond and birding area within Cape Henlopen State Park — supports shorebird and waterfowl identification and coastal wetland ecology.

Small local aquarium in Wilmington covering freshwater and marine life — supports ichthyology, aquatic ecosystems, and water science.

Atlantic coastal dune area within Cape Henlopen State Park — supports coastal geology, dune ecology, and migratory bird observation.

Preserved 18th-century colonial town in Delaware with period furnishings and decorative arts — covers colonial-era trade, architecture, and domestic life.

Coastal state park on Indian River Bay — estuarine ecology, migratory bird observation, and freshwater/saltwater habitat comparison.

Restored 1876 U.S. Life-Saving Station covering maritime rescue history, navigation, and coastal safety operations.

Regional science center and natural-history museum on Iron Hill — geology, local paleontology, and ecology exhibits with hands-on activities.

Coastal ecological preserve on Delaware's inland bays — covers estuarine biology, wetland ecology, and native wildlife habitat.

Restored 18th-century working plantation of Founding Father John Dickinson — covers colonial agriculture, the American Revolution, and early Delaware history.

Delaware Bay-area beach within Cape Henlopen State Park providing access to Atlantic coastal ecology, shorebird habitat, and tidal zone observation.

State-operated museum in the birthplace of the phonograph industry covering the invention and history of recorded sound technology.

Aquatic retail and education facility in Delaware — covers freshwater fish biology, aquarium ecosystems, and applied water chemistry.

Delaware state park centered on a millpond with wetland ecology, fishing, hiking trails, and wildlife observation opportunities.