NGSS Standards Online - The Next Generation Science Standards
The Framework for Science Teaching-The foundations and science concepts of NGSS
NGSS at NSTA Provides an easy to use interface with the standards as well as some lessons/activities.
You can download the NGSS APP for your device from the APP Store to easily reference the performance expectations for all grades, as well as the appendices which have detailed information on the SEPs and CCCs.
The Teaching Channel Visit this site for excellent short videos on science learning pedagogy and NGSS.
NGSS DOCUMENTS and RESOURCES
ESD STEM Center
Using Phenomena in NGSS Lessons
Qualities of a Good Anchor Phenomena
Bundling the NGSS in K-12 Grade Planning
Condensed Version: NGSS Science and Engineering Practices Matrix –all grade levels
Full Version: NGSS Science and Engineering Practices Matrix –all grade levels
The SEPS-Appendix F The Science and Engineering Practices: Appendix F of "A Framework for K-12 Science Education"
Engineering Design Engineering Design in the NGSS: Appendix I of "A Framework for K-12 Science Education"
NSTA (National Science Teacher's Association)
Classroom In Action: Illinois State Resources
Bozeman Science Paul Anderson has put together posters, videos, and lessons
STEM Career Websites for Students