The Center for Comprehensive School Reform and Improvement:   http://www.csrclearinghouse.org/

Achieve, Inc:   http://www.achieve.org/

The National Forum to Accelerate Middle Grades Reform: http://www.mgforum.org/Improvingschools/CSR/tdmsm.htm

What Works Clearinghouse:   http://www.whatworks.ed.gov/

Public Schools of North Carolina:   http://www.ncpublicschools.org/newsroom/news/2005-06/20051019

North Carolina Virtual Public School:   http://www.ncvps.org/

US Department of Education:   http://www.ed.gov/index.jhtml

McREL:   http://www.mcrel.org/

SERVE:   http://www.serve.org/

NWREL: http://www.nwrel.org/index.php

National Center for Education Statistics:   http://nces.ed.gov/index.asp

ASCD:   http://www.ascd.org/portal/site/ascd/index.jsp/

College Board AP Central:   http://apcentral.collegeboard.com/apc/Controller.jpf

College Board SAT:   http://www.collegeboard.com/splash/

Learning-Focused Solutions:   http://www.learningfocused.com/