NASSP: Common Core Resources for School Leaders
This site includes links to articles, webinars, twitter feeds, and two continuously updated newsletters relating to implementation of the Common Core State Standards.
State Standards Initiative
This site, from the National Governors Association Center for Best Practices and the Council of Chief State School Officers, has the latest news on implementation as well as comprehensive details about the standards and their development.
This Scholastic site lists programs that align with the new standards and has a range of professional development courses for teachers and administrators.
Common Core PD
The School Improvement Network's Common Core 360 PD program includes videos, grade-by-grade examples of implementation and usage, and case studies of two districts implementing the standards.
The Partnership for Assessment of Readiness for College and Careers has a number of resources, including the Common Core Implementation Workbook and individual administrators' experiences with implementation, such as how to explain to parents why homework may shrink.
ASCD, the supervision and curriculum group, is an endorsing partner of the Common Core initiative, so it figures this website is an A-to-Z compendium of information, statistics, and opinions on the new curricula.
This Academic Benchmarks website provides adoption maps, digital resources, and the latest news on Common Core developments.