PBS
Pbs Learning Media: 5 Back to School Tools to Add to Your Teacher Toolkit
Five Top Places to "Buy" New Ideas: Pinterest, PBS LearningMedia, STEM learning, EFPractice, and STEM and the six cross-cutting concepts. Information about each of the above resources is available on this site.
Other
Beginning Teacher's Toolbox
This site provides helpful hints, articles on classroom issues, and other resources for new teachers. Free toolkit includes gradebook, test generator and other helpful items.