http://deltascape.blogspot.com/ This blog is written by David Coffey, a math education professor at GVSU. His posts are about educational practices as well as math activities that he has performed in classrooms or works on with preservice teachers.
https://mrpullen.wordpress.com/ This blog is written by Mark Pullen, a third grade teacher in a 1:1 classroom in East Grand Rapids. He also manages a math league website. He adds a lot of informational links that can be used in any K-8 classroom.
http://itsnotallflowersandsausages.blogspot.com/ This blog tells it like it is- putting a funny take on education. She gives helpful insights on how to manage your classroom without getting too stressed!
http://kauaimark.blogspot.com Mark is a funny guy who works as a substitute teacher. I love it because he has been blogging for many years so there is a lot of archived material.
http://creatinglifelonglearners.com This K-5 teacher discusses ways that teachers can incorporate technology into the classroom in order to aid in the creating of life-long learners. I love a lot of her posts because they are really focused on math ed.
http://denisegaskins.com I like this blog because Denise is a homeschool teacher who aims to help all math teachers. Her philiosophy is that math can be taught and be thought of as games.
http://mvankoev.edublogs.org This blog is for the P.E. department of an elementary school. I like it because it is well organized and because I do not know much information pertaining to P.E/health education.
http://booksforellkids.blogspot.com Helps students learning English as a second language in the K-8 years. I like this site because I was able to find good resources for my classroom, which has many ELL students.
http://www.principalspage.com/theblog/ Michael talks about education at an administrative level. You can tell that he once was a teacher and principal and is now a superintendent. I like this blog because that is the career path I myself would like to take.
http://www.survivingateacherssalary.com I like Crystal's blog because I had not seen one like this before. She discusses how to survive on your salary so that you can focus on the important things in life, like your classroom and students!