The Pursuit of Technology Integration Happiness blog maintained by a secondary teacher contains four excellent blog posts that list a plethora of resources by subject area. In all cases, descriptions of the resources are given with hyperlinks to immediately access them. The resources available apply to teachers grades K-16. You can spend hours exploring all the resources offered. Take a look at one of the pages to find a long list of possible sources applicable to teaching and learning.
Resources for English
Here you will find general resources as well as resources on Writing, Reading, American Literature, and British Literature.
Mathematics Resources
Gives about 40 general resources followed by resources for the areas of algebra, geometry, calculus, and trigonometry.
Science Resources
General resources followed by resources categorized as earth-space, biology, chemistry, and physics.
Social Studies Resources
Categories resources by history, geography, economics, and arts/humanities.
In total, the resources available from these blogs should keep high school and middle school teachers happy with the quick access to a variety of valuable resources for integrating technology into their teaching. Let us know which resources you find particularly helpful to your teaching.