Resources - Online Practice
Arithmetic Lessons:
6th grade: http://aaamath.com/grade6.htm
7th grade: http://aaamath.com/grade7.htm
8th grade: http://aaamath.com/grade8.htm
Interactive Math Dictionary:
http://www.amathsdictionaryforkids.com/
Academics + Arcade = Fun Learning:
http://www.arcademicskillbuilders.com/
Basic Math:
http://www.basic-mathematics.com/
Connected Mathematics Project:
6th grade games: http://connectedmath.msu.edu/CD/Grade6/index.html
7th grade games: http://connectedmath.msu.edu/CD/Grade7/index.html
8th grade games: http://connectedmath.msu.edu/CD/Grade8/index.html
Cool Math:
http://www.coolmath.com/0-math-help-lessons.html
Houghton-Mifflin eGlossary:
Illustrative Mathematics:
http://www.illustrativemathematics.org/standards/k8
Khan Academy:
https://www.khanacademy.org/commoncore/map
Math Playground:
http://www.mathplayground.com/index.html
Core Math Tools, downloadable:
http://www.nctm.org/resources/content.aspx?id=32702
National Library of Virtual Manipulatives:
XtraMath:
An awesome program for identifying gaps and teaching those concepts (paid subscription):