After reading through this blog I liked the variety of topics the writer covers. It reads as a very realistic representation of being in the classroom.
This is yet another site that I have used in my classroom before. It is full of activities that the students can participate in to work on their comprehension skills. I have known others who have also used this as part of a classroom station.
Franki and Mary Lee are both teachers, and have been for more than 20 years. Franki is a third grade teacher. She is also the author of Beyond Leveled Books (Stenhouse), Still Learning to Read (Stenhouse), Day-to-Day Assessment in the Reading Workshop (Scholastic) and The Joy of Planning (Choice Literacy).
Abdo Publishing is one of the major publishers in the school library market; I read their blog to keep up-to-date on the industry, including the latest ways in which they are integrating technology and new media into their content.
I picked this one up from the list Diana provided; I read through the last several posts and I think it's fantastic. In the most recent post, I love the way the author is starting from a seemingly silly premise (does Flappy Bird have realistic physics?) and taking it to its logical conclusion in s surprisingly educational and entertaining way. In this way it reminds me of the webcomic "What If?" (from the guy who does XKCD), which takes a similar approach.
This online library has a bunch of strategies that you can use for literacy. I have used it before when I am stuck or want to do something different to teach a skill.