The following sites are websites that teachers have shared with me that can be used with the students, for lesson plans or for resources.

K12 Reader
http://www.k12reader.com/
This site has resources for teaching reading targeted to grades K-5. It has lesson plans, worksheets, stories and more.

Read Works
http://www.readworks.org/
This site has resources for teaching reading targeted to grades K-6. It has lesson plans, worksheets, stories and children's literature connections.

Literature Circles Resources
http://www.lauracandler.com/strategies/litcircleblacklines.php
 

The Page Turn - Harpers Collins
http://www.thepageturn.com
Various resources for selecting and using novels and picture books in the classroom.