Lessons, 8 Mathematical Practics, Fractions Progressions Info, etc.
Georgia 9-12 Curriculum Frameworks Georgia 6-8 Lessons Georgia 9-12 Lessons
There are links to both poster-style and regular text-style "I Can" statements for the Common Core at this site. It includes both math and ELA, but only for grades K-5. I Can Common Core Statements by The Curriculum Corner
The future channel is a great site for videos to be used in the classroom. It includes lesson plans for the videos. The Future Channel
Grade level activities This site has links to specific grade level skills in math with activities to help teach them.
A nice little cheat-sheet which helps with all of the College & Career Readiness Math Standards abbreviations.