STATE STANDARDS: MATHEMATICS
The Common Core State Standards (CCSS) were developed through a stateled initiative to establish consistent and clear education standards for Englishlanguage arts and mathematics that would better prepare students for success in the competitive global economy. The CCSS include gradelevel content, as well as habits of mind.
Standards for Mathematical Practice

Make sense of problems and persevere in solving them.

Reason abstractly and quantitatively.

Construct viable arguments and critique the reasoning of others.

Model with mathematics.

Use appropriate tools strategically.

Attend to precision.

Look for and make use of structure.

Look for and express regularity in repeated reasoning.
Instructional video explaining why math is different under Common Core:
http://vimeo.com/110807219
Roadmaps by Gradelevel: