Compare North and South states on interactive maps to identify the differences between free and slave populations before the Civil War. Also includes discussion questions.
Join the National Museum of American History on March 5, 2013 for "Decoding History" a 30 minute virtual field trip produced in collaboration with Scholastic Publishing and the 39 Clues book series. The field trip is designed for students in grades 3-5 and is free of charge. Register online.
Smithsonian's History Explorer website contains hundreds of free standards-based online resources for teaching and learning American history.
Horrible Histories is a series of illustrated history books published in the United Kingdom by Scholastic. They are designed to get children interested in history by concentrating on the unusual, gory, or unpleasant.