Helpful teacher and school related websites 

Top teacher blog
List of really great blogs that deal with educational topics, defiantly one you want to check out! Blogs range from information about technology, classroom experiments to substituent and student teachers.http://www.scholastic.com/teachers/article/top-20-teacher-blogs

Starfall
This website is great for lower elementary classrooms.  The site provides reading supplements as well as a great online calendar that is perfect for morning meetings in the classroom.http://www.starfall.com/

Teaching Challenge
This is a educational blog that is full of all kinds of resources! They have lots of tips about creating classroom blogs with very helpful how-to articles and even some videos!  I really liked the pages about free web tools, also very helpful! http://teacherchallenge.edublogs.org/

Classtools.net
This site has a lot of great templates for a variety of different activities and worksheets.  Some of the sites free templates include: arcade game generator (flash games/quizzes), venn diagrams, random name picker (class Popsicle sticks online!).  A lot of great resources for teachers with an easy to use set up.
http://www.classtools.net/