George Lucas Foundation - http://glef.org/ (Click on Assessment when you get to the site) - Some resources particularly on performance assessment.

Educational Testing Service - http://www.ets.org/index.html - Provides general information about tests and testing.

ERIC - Clearning House for Assessment and Evaluation - http://ericae.net/. Provides information concerning educational assessment, evaluation and research methodology as well as resources on the use of educational data.

National Center for Research on Evaluation, Standards, and Student testing (CRESST)- http://cresst96.cse.ucla.edu/index2.htm- Research on K-12 testing.

National Assessment of Educational Progress - http://nces.ed.gov/nationsreportcard - NAEP conducts continuing assessments of what students in the United States now can do in reading, mathematics, science, writing, U.S. history, civics, geography, and the arts.