Here are some resources I’ve compiled to assist you in planning for your return to school:

Need something to do?  Want to get to know your students?
Activities for the First Day of School

Want to beef up on classroom management?  Here’s everything you need from job charts to management systems:
Classroom Management for Teachers

For Open Court Reading teachers, I’d start with
Unit Openers
then Concept Question Boards
and finally have a plan for more explicitly teaching reading comprehension this year