A vertical scale, in principle, provides a common metric across tests with differing difficulties (e.g., spanning multiple grades) so that statements of "absolute" growth can be made. This paper compares 16 states' 2007-2008 effect size growth trends on vertically scaled reading and math assessments across grades 3 to 8. Two patterns…

The National Indian Education Study (NIES) is administered as part of the National Assessment of Educational Progress (NAEP), which was expanded to allow more in-depth reporting on the achievement and experiences of American Indian/Alaska Native (AI/AN) students. It fulfills a mandate of Executive Order 13336 issued in 2004 calling for closer…