For state tests, each state has standards that they use to set grade equivlants. They are probably similar from state to state, but certainly not identical. So you can check with your dept. of ed.
Actually, state standards vary greatly as laid out in the �Proficiency Illusion� by the Fordham Foundation;
http://www.edexcellence.net/foundation/publication/publication.cfm?id=376I don�t know how long this link will be available, but it is from the current issue of the Atlantic Monthly and gives a non-partisan argument for national standards in education.
http://www.theatlantic.com/doc/200801/miller-educationThis link to the ALEKS course recommendation by grade may help answer your math/grade question. Their grade level course recommendations reflect what is available here for regular and faster math sequences.
http://www.aleks.com/about_aleks/course_products/recommendations
