U.S. history scores at all five selected percentiles for students with disabilities were not significantly different in 2010 when compared to 2006, but scores at the 10th and 50th percentiles were higher in 2010 than in 2001.
Read specific descriptions of what twelfth-graders should know and be able to do at the Basic, Proficient, and Advanced U.S. history achievement levels.
Read more information on how to interpret NAEP U.S. history results, including how each student group is defined.