There is a lot out there to help us gear up for the Common Core State Standards. These are all sites and resources that I either use or have checked out thoroughly.
Corestandards.org - Read the standards and appendixes. If you haven't looked at the CCSS yet, this is the place to start
Common Core Fiction Reading Passages - Grades 2-12. A variety of reading comprehension passages created with CCSS in mind. The standards are listed and embedded in the passages.
CommonCore.org - curriculum maps
Caitlin Tucker's 11 Tech Tools for the Common Core
Achieve the Core