Maybe it's time for schools to reconsider the use of textbooks.

Virginia 4th-grade textbook criticized over claims on black Confederate soldiers

http://www.washingtonpost.com/wp-dyn/content/article/2010/10/19/AR2010101907974.html

"A textbook distributed to Virginia fourth-graders says that thousands of African Americans fought for the South during the Civil War -- a claim rejected by most historians but often made by groups seeking to play down slavery's role as a cause of the conflict."