The math teachers at Middlesex put together this comprehensive list, broken down by categories. If you need more practice or more challenge this site cangive you some direction. http://www.darien.k12.ct.us/mmsmath/
Accel 7 Extra problems, tutorials Practice Tests by topic and chapter Choose Pre-Algebra or Course 3 book http://www.classzone.com/cz/books/pre_alg/book_home.htm?state=CT
Math 7 self testing questions for each lesson in each chapter. Math 7 examples, tutorials to help "deconfuse", and activities for parent's to do with their child http://www.classzone.com/books/msmath_2/lessonquiz_ok.cfm
Accel 7 Extra problems, tutorials Practice Tests by topic and chapter Choose Pre-Algebra or Course 3 book http://www.classzone.com/cz/books/msmath_3_na/book_home.htm?state=CT
ONLINE TEXT COURSE 2 http://www.classzone.com/eservices
online calculators, worksheets http://www.algebrahelp.com/calculators/
CMT EXAMPLE ANSWERS scroll down http://www.sde.ct.gov/sde/lib/sde/pdf/curriculum/math/cmtgrade7.pdf
Matices http://www.mathwarehouse.com/algebra/matrix/index.php