US Government Publishing Office
Ben's Guide to u.s. Government: Songs and Oaths: The Pledge of Allegiance (3 5)
Includes the words to the Pledge of Allegiance with accompanying facts about its history and code of rules that is appropriate for younger students.
Other
Us flag.org: The Original Pledge of Allegiance
Do you know who wrote the original Pledge of Allegiance? Use this site to investigate its history. What has stayed the same since 1892 and what has changed?