Curated OER
National Park Service: Antietam National Battlefield
The National Park Service offers a wealth of information on Antietam, the battle, casualties, flags, and weapons. A very worthwhile site.
Other
Antietam on the Web
A comprehensive resource from Antietam on the Web of the Battle of Antietam, including historical documents, battle maps and much more.
American Battlefield Trust
American Battlefield Trust: Civil War: Battle of Antietam: Facts & Summary
A large collection of resources for learning about the Battle of Antietam.
Civil War Home
Home of the American Civil War: Battle of Antietam
An overview of the Battle of Antietam along with accounts of the battle written by those who fought. Information is from several sources.
US National Archives
Nara: Charters of Freedom: The Civil War: Union Sealed in Blood
Website on U.S. History uses primary document material to explain the importance of the Battle of Antietam and the high stakes of the Civil War.
American Battlefield Trust
American Battlefield Trust: Civil War Lesson Plans: High School
Several lesson plans for high school aged students that are standards-based to help them learn about the Civil War.
Digital Public Library of America
Dpla: American Civil War Battles
Collection of digital resources gathered from public libraries, archives, and museums about American Civil War battles. Explore Civil War military conflicts on land and sea, from Fort Sumter to Appomattox. Use maps and documents to...
A&E Television
History.com: 7 Critical Civil War Battles
These battles were among the most pivotal in America's bloodiest conflict: First Bull Run, Fort Donelson, Antietam, Chancellorsville, Vicksburg, Gettysburg, and Atlanta.
Ducksters
Ducksters: Quiz: Battle of Antietam for Kids
History Questions: Battle of Antietam Quiz, Test, and WebQuest
Independence Hall Association
U.s. History: A House Divided
A very brief overview of the Civil War, the casualties, and the horrific social and economic effects across the nation. Included is a map that shows when each Southern state seceded from the Uniion.
Other
Beeghley Tech Innovations: Teaching the Civil War With Technology: Battles
This is an alphabetical list of links to resources for specific battles of the Civil War such as Antietam and Appomattox.
Curated OER
Eye Witness to History: Carnage at Antietam
This EyeWitness to History site contains a short summary of the Battle of Antietam followed by the firsthand account of Lt. Frederick Hitchcock of the 132nd Pennsylvania Volunteers.