California Department of Education Instructional Materials FAQ and Legislation Regarding Instructional Materials
http://www.cde.ca.gov/ci/cr/cf/imfrpfaq1.asp
The Center for Universal Design in Education
http://www.washington.edu/doit/CUDE/
Deciding What to Teach and How to Teach It: Connecting Students Through Curriculum and Instruction
By Castagnera, D. Fisher, K. Rodifer, and C. Sax
PEAK Parent Center
National Center on Educational Outcomes
http://www.cehd.umn.edu/nceo/
Transforming Education through Universal Design for Learning
http://www.cast.org/